Testimonials Articles

Gas Furnace Maintenance in Northville, MI 48168

November 18, 2022

“Josh performed our annual gas furnace cleaning. Josh was friendly and took his time to explain the work he was doing along with his recommendations for any future maintenance and updates. The job was done well and I am very satisfied with Josh's work.”

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Gas Furnace Maintenance in Milford, MI 48380

November 17, 2022

“I've had the pleasure of Josh maintaining my furnace yearly for a few years now, and he ALWAYS is so courteous and professional. He truly is an asset to your company. He always gives me tips and answers all of my questions in terms I can understand. He always goes that extra step. Highly recommend…

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Air Ducts Maintenance in Farmington Hills, MI 48334

November 14, 2022

“Today, November 14, 2022, Robert Troy came out to inspect my air ducts and was able to greatly increase the airflow in the effective rooms. Robert was very knowledgeable and friendly and provided great customer service! Thank you! I highly recommend Harriman and will use their service again.”

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Gas Furnace Installation in Plymouth, MI 48170

November 10, 2022

“We first used Harriman when our previous furnace stopped functioning in cold weather in 2020. All the companies I contacted said they had no one to send for at least 24 to 48 hours. Harriman promised to send a technician within hours and they kept their word. We then used them for maintenance and eventually…

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Gas Furnace Maintenance in Farmington Hills, MI 48335

November 2, 2022

“Friendly and knowledgeable. Took the time to review all his work!”

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Gas Furnace Installation in Northville, MI

November 1, 2022

“From the first service call on my old furnace to the installation of a new one, everyone was friendly, prompt, informative and genuinely grateful for my business. Great customer service.”

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Gas Furnace Maintenance in Belleville, MI 48111

October 27, 2022

“Mitch was very knowledgeable and professional. Explained everything thing that he was doing. Great customer service”

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Gas Furnace Maintenance in Novi, MI 48377

October 26, 2022

“Today Mitch was out to clean my furnace which is new as it was installed in Aug 2021. Mitch got right to work and explained everything he would be doing and reviewing. I have worked with a number of HVAC companies Mitch was very comprehensive and made the appointment stress free. FYI I had Harriman…

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Gas Furnace Maintenance in Troy, MI 48083

October 19, 2022

“Today, Josh did annual tune up on our furnace. He's very courteous and professional, used shoe covers which I appreciated. He explained in detail what he did and gave thoughtful suggestions for improvements. We are very happy with his work and also with the company. Would recommend!”

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Gas Furnace Repair in West Bloomfield, MI 48324

October 18, 2022

“My furnace went from going strong to not putting out any heat one day right before nighttime. Called the office and had an appointment first thing the next day. Josh arrived and was professional, courteous, and easily helped me with the problem we were having. He explained exactly what was happening and exactly why it…

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Furnace Maintenance in Farmington Hills, MI 48334

October 10, 2022

“Josh came in a timely fashion. Friendly, helpful. Diagnosed the likely problem. Willing to repair on the spot and gave alternatives; our choice. I would use this person/company again!”

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Gas Furnace Repair in Milford, MI 48380

October 8, 2022

“First of all it was a Saturday, and I couldn't believe how quickly Josh arrived. Very nice, pleasant and helpful young man. It turned out that it wasn't a big deal, and he found the problem quickly. I had a bird inside my inducer motor. Once the dead bird was cleaned out, everything was fixed!…

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Air Conditioner Replacement in Wayne, MI 48184

September 22, 2022

“I have to hand it to Jesse & Jeff… they know their stuff and do outstanding work!! Our home HVAC challenge was huge… replacing 2 A/C units and 2 furnaces with a single A/C and a single furnace… not to mention the duct work challenge of a lifetime! They took the time to help us…

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Air Conditioner Installation in Southgate, MI 48195

September 20, 2022

“Very pleased with the professionalism during the installation. Will highly recommend to friends.”

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Air Conditioner Maintenance in Royal Oak, MI 48073

September 17, 2022

“I was extremely pleased with the maintenance work performed by Mitch. He was most professional, courteous, and polite. He arrived on schedule and promptly attended the service. In addition, he took the time to explain and review his work with me before departing—a true gentleman.”

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Air Conditioner Maintenance in Plymouth, MI 48170

September 16, 2022

“Mitch did an inspection and cleaning of our air conditioner. He is always very thorough and professional.”

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Gas Furnace Maintenance in Livonia, MI 48154

September 14, 2022

“Robert was very pleasant, efficient and informative. He shared a lot of tips on keeping our furnace and AC in top condition. We will continue to use Harriman.”

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Gas Furnace Maintenance in West Bloomfield, MI 48393

September 14, 2022

“Josh was super professional and easy to chat with. He was quick, clean, and made it super easy. I always appreciate Harriman and their techs ability to explain things and do it kindly.”

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Gas Furnace Repair in Novi, MI 48374

August 30, 2022

“Josh was friendly and knowledgeable. He explained what was checked and tested. It was a pleasure to do business with him. You are fortunate to have him on the team.”

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Air Conditioner Maintenance in Redford, MI 48240

August 29, 2022

“Mitch did a thorough inspection and cleaning of my air conditioner. He explained what he was doing and why, as well as what he found. He even put up with my 6-month old kitten trying to help. I've been using Harriman for 8 years and they have taken excellent care of my furnace and air…

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Air Conditioner Maintenance in Canton, MI 48188

August 23, 2022

“Mitch was friendly, knowledgeable and courteous. Great technician”

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Air Conditioner Installation in Farmington Hills, MI 48336

August 17, 2022

“Jessie and Jeff were very professional and great at their job. They did a wonderful job explaining everything they were doing and even though they were working in and around our house, we felt comfortable the whole time they were there. I would highly recommend them for anyone who needs heating or air conditioning work…

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Air Conditioner Repair in West Bloomfield, MI 48324

August 11, 2022

“John is a great technician solve the problem with my a/c, and made sure that everything was running properly. He's very thorough, I can't thank him enough”

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Air Conditioner Installation in Northville, MI 48167

August 10, 2022

“Great, clean and professional work done by Jay and Mike. Really nice people too.”

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Air Conditioner Repair in Warren, MI 48091

August 4, 2022

“Exceptional service from the initial call for service, to additional questions and the service visit. Josh was patient with my questions, didn’t push sales and efficiently fixed the malfunctioning part on my central air unit. Thank you”

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Air Conditioner Installation in Novi, MI 48375

July 28, 2022

“Very nice quality job, very professional technicians. Appreciate that they made the experience with us an easy one. All three people involved, thank you.”

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Air Conditioner Maintenance in Pittsfield Township, MI 48197

July 25, 2022

“Josh came out to do a routine air conditioning service/tune-up. This was the first time for our Lennox AC, bought in 2017, and there was a fair amount of cottonwood, etc. in the grill. Josh explained a lot of issues that people can have with their AC, and suggested that we buy a custom-made cover,…

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Air Conditioner Repair in Redford, MI 48239

July 22, 2022

Mitch. Was very polite told. Me what was wrong and fixed the problem he. Was very knowledgeable

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Air Conditioner Repair in Farmington Hills, MI 48334

July 21, 2022

“Called at noon and they were out and completed the job by 3pm! Great and timely service.”

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Air Conditioner Maintenance in Milford, MI 48380

July 13, 2022

“John was punctual, courteous, and got right to work. I felt bad as it started to rain, but he continued and did a very thorough job. Answered any questions I had and gave me a few tips. Truly an asset to your company. He helped me to put new batteries in my thermostat so I…

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Air Conditioner Installation in Troy, MI 48098

July 12, 2022

“It was a delight to have Jessie and Jeff install my new AC. They were professional, engaging and very efficient.”

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Air Conditioner Repair in Livonia, MI 48152

July 12, 2022

“Came promptly, got right to work. John was polite, wore footies, a mask. He was knowledgeable, industrious and shared what was going on to my satisfaction. He was personable, friendly and made me comfortable. He was, in other words, a winner.”

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Air Conditioner Repair in Westland, MI 48186

July 9, 2022

“Mitch was very informative and thorough. He was able to service us the same day (despite the rain) and leave us with a working system quickly and efficiently.”

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Air Conditioner Maintenance in Farmington Hills, MI 48167

July 8, 2022

“Chance came to do the maintenance on my AC unit. He was extremely knowledgeable, professional, and courteous. He cleaned my unit inside and out and helped me understand how the system works. He explained each and every step that he performed. I am very thankful and appreciative of the work and the customer service he…

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Boiler Repair in West Bloomfield, MI 48323

July 7, 2022

“Professional, prompt, polite. They did a great install and today a minor repair. Highly recommend Harriman Heating & A/C !”

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Gas Furnace Replacement in Westland, MI 48185

July 7, 2022

“I must tell you that Jon, the owner and technicians Jay and Mike are all superb and offer top notch customer service. All 3 went above and beyond to meet our needs. They removed all the old equipment and installed a new Trane furnace and AC which required a lot of custom work in order…

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Air Conditioner Repair in Farmington Hills, MI 48335

June 24, 2022

“Thank you for servicing our air conditioning so quickly. John G., our technician was excellent. Not only did he service our air conditioner with great skill, he explained every step of the way in detail what was needed and the options we had. He worked efficiently without delay and we are extremely pleased with the…

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Air Conditioner Maintenance in Dearborn, MI 48124

June 9, 2022

“Mitch was super friendly and efficient! Ac unit is not nice, clean and running as expected.”

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Air Conditioner Repair in Romulus, MI 48174

June 2, 2022

“John G. Was very professional and explained in detail the issue and my repair alternatives with no pressure. He walked me through the repair once it was fixed. I highly recommend Harriman for your heating/cooling needs.”

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Gas Furnace Maintenance in Farmington Hills, MI 48336

May 25, 2022

“Called and they were able to come out the same day and took of the issues. John G was very knowledgeable and answered all the questions I had and explained in detail all work.”

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Boiler Replacement in Commerce Township, MI 48382

May 22, 2022

“Robert was very professional and explained why my very old boiler needed replacement. Installed it within a week and left my furnace room cleaner than it was before.”

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Gas Furnace Repair in Farmington Hills, MI 48331-1615

May 17, 2022

“Your service technician was polite, knowledgeable, and completed a multi gas leak problem very efficiently. Many thanks for your prompt service.”

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Air Conditioner Repair in Northville, MI 48167

May 16, 2022

“The work on our air conditioner was very successful and done expertly in a fairly short period of time. I will certainly use Harriman services again if necessary and will be sure to recommend the company to others.”

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Air Conditioner Maintenance in Southfield, MI 48076

May 14, 2022

“Mitch did a great job cleaning my A/C unit. He was professional and knowledgeable.”

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Air Conditioner Maintenance in Belleville, MI 48111

May 9, 2022

“Very helpful and explained everything and the reason behind what needs to be done. Gave good information on the choices and why one was better than another.”

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Boiler Replacement in Belleville, MI 48111

April 30, 2022

“Harriman was fantastic to work with and did a great job! We found out we had to replace our boiler to sell our house. With less than three weeks left until close, Harriman was able to quickly get us scheduled quickly and did an excellent job besides. The inspector afterwards complimented the great installation work…

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Gas Furnace Maintenance in Plymouth, MI 48170

April 25, 2022

“Josh and Chance showed up on time and provided a thorough service of our furnace and air conditioner. Josh was especially helpful in explaining what he would be doing as well as recommending what next steps might be needed to keep our furnace and air conditioner in good working order. When we need maintenance next…

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Air Conditioning Maintenance in Plymouth, MI 48170

April 24, 2022

“Mitch was very informative about services that could be purchashed. Mitch was very knowledgeable concerning what needed to be done. I feel his work was above the BEST. He was courteous and very concscios of my house. I would recommend Mitch at any time.”

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Gas Furnace Repair in Plymouth, MI 48170

April 24, 2022

“Mitch was very professional, courteous and helpful. He explained to me what the issue was and repaired it very efficiently. He also showed me how to replace my furnace filter and gave me insight into areas that should be considered for future maintenance. I’m very appreciative of the service received.”

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Gas Furnace Maintenance in Southfield, MI 48075

April 13, 2022

“Omigosh! Mitch was AH-Maze-Ing! He was very friendly and handed me his card outside the front door to verify that he was from Harriman. He thoroughly checked my furnace and changed my filter and then took a look at my other filter (that minimizes dust in my home) and advised me when to change that.…

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Gas Furnace Maintenance in Novi, MI 48377

April 12, 2022

“John G. came on time and was extremely professional and knowledgeable as he took the time to explain all the details as well as respond to my inquiries. John remained pleasant and thorough throughout the maintenance exercise. Keep up the good work!”

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Gas Furnace Maintenance in Waterford, MI 48327

April 11, 2022

“Josh is amazing! We had our furnace cleaned and filter changed. Josh’s work is exceptional, he is very informative regarding future services, and always has a great demeanor. Josh was our tech last visit as well and I love that Harriman sends out the same tech when available as it truly makes the service feel…

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Gas Furnace Maintenance in Southfield, MI 48076

April 6, 2022

“Josh was friendly and knowledgeable. He explained how my furnace works as he was proceeding with the cleaning, offering me some tips along the way. I am a completley satisfied customer!”

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Gas Furnace Maintenance in Farmington Hills, MI 48334

March 31, 2022

“Chance, arrived promptly, he wore his mask and shoe covers, which I greatly appreciated, he walked me through every step of the Maintenace service, and addressed my concerns, even taking the time to call and get advice, he cleaned up, advised me of a service. He was courteous, thorough. I wish all technicians were like…

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Gas Furnace Maintenance in Ann Arbor, MI 48103

March 30, 2022

“Josh was professional, friendly, and very clear in everything he communicated. He answered all my questions with ease. I am very satisfied with his work!”

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Gas Furnace Maintenance in Ann Arbor, MI 48197

March 30, 2022

“Hey, I just wanted to thank Harriman Heating for the great support over the years. You all are truly best and I recommend you every chance I get. Today Josh did an excellent job on the annual maintenance (very clean and prompt), he also recommended some products to make our lives a little easier. Thanks…

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Air Conditioner Installation in South Lyon, MI 48178

March 29, 2022

“I want to say that the experience with Harriman Heating has been nothing less than outstanding. Rob and Mike were over on Monday and first let me know the procedures that were to be done. Before they started they laid tarp on the steps and through the basement. Once they got started, they went about…

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Gas Furnace Maintenance in Milford, MI 48380

March 25, 2022

“Technician was polite, knowledgeable and answered my questions well. He took the notification I’d received about a part recall and set that up for review with the right people back at Harriman.”

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Gas Furnace Repair in Farmington Hills, MI 48336

March 23, 2022

“Josh was very kind and helpful, whore a mask and I appreciated he put on booties before me even asking!”

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Gas Furnace Repair in Livonia, MI 48152

March 22, 2022

“Very professional job.”

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Gas Furnace Maintenance in Livonia, MI 48152

March 22, 2022

“Arrived when expected. Efficient and timely service. Cordial and patient with my questions and concerns.”

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Gas Furnace Maintenance in Westland, MI 48185

March 21, 2022

“John G was great! Explained everything he did very well and made suggestions, but wasn’t pushy. I will definitely use Harriman again.”

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Gas Furnace Maintenance in Canton, MI 48188

March 21, 2022

“Josh was very helpful and informative. Great guy!”

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Gas Furnace Maintenance in Redford, MI 48239

March 21, 2022

“Josh was very pleasant and explained everything to me. Knowledgeable about his job. Was on time and completed the job in a timely manner. Thank you Josh.”

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Gas Furnace Maintenance in Livonia, MI 48152

March 18, 2022

“Chance was very nice & very knowledgeable in the maintenance & products regarding my furnace; when I asked him questions he was very responsive & willing to answer my questions patiently & efficiently. I thought Chance was excellent & an asset to Harriman Heating & Coing. I will request him again for my next service.”

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Furnace & Hot Water Tank Replacement in Livonia, MI 48152

March 17, 2022

“Jesse and Mike were very professional and did great work. I am very happy with the whole job and would recommend your company to others.”

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Gas Furnace Maintenance in Westland, MI 48185

March 16, 2022

“Josh was very cool and professional. He explained everything he did and found and made good suggestions on what will help extend the life of my furnace.”

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Gas Furnace Maintenance in Livonia, MI 48152

March 14, 2022

“Service tech showed up on time, very friendly and knowledgeable. This was an annual cleaning of my gas furnace. Tech cleaned unit and made recommendation to add a power surge protector. I highly recommend Chance. Thank you Harriman.”

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Gas Furnace Maintenance in Southfield, MI 48075

March 14, 2022

“Enjoyed the experience! Josh was very professional and very helpful in identifying the problem. He even went the extra mile to recommend improvements for reducing carbon emissions. Kudos to Josh he’s awesome.”

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Gas Furnace Maintenance in Novi, MI 48377

March 11, 2022

“quick and well explained”

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Gas Furnace Repair in Madison Heights, MI 48071

March 11, 2022

“I had contacted Harriman at 2pm on Thursday and John Gnass(technician) showed up on Friday around 10:45AM. The company was courteous and professional and the technician was extremely patient and knowledge. John Gnass did not just diagnose the issue with the Furnace but they thoroughly explained the system. They diagnosed, obtained the part, and repaired…

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Water Heater Replacement in Taylor, MI 48180-4143

March 11, 2022

“It was completely explained by Robert exactly what I needed. He was prompt, and very professional.”

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Gas Furnace Maintenance in Farmington Hills, MI 48174

March 11, 2022

“I had a very pleasant experience with the service that was performed by Chance, he was very professional and knowledgeable while conducting the service.”

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Gas Furnace Maintenance in Farmington Hills, MI 48335

March 10, 2022

“He was helpful and friendly.”

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Gas Furnace Maintenance in Westland, MI 48185

March 10, 2022

“Very nice man and very knowledgable”

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Gas Furnace Maintenance in Novi, MI 48375

March 9, 2022

“Always a professional technician and great human being.”

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Gas Furnace Maintenance in Farmington Hills, MI 48336

March 8, 2022

“Mitch was very thorough and professional. He took the time to answer all my questions and explained everything very clearly. Definitely recommend him!!”

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Gas Furnace Repair in Westland, MI 48185

March 8, 2022

“I was having issues with my Ecobee thermostat and Robert was able to find the issue–it was in the Furnace itself (issue of proper gas flow to Furnace was incorrect). He found the issue and fixed it and now the Ecobee thermostat is behaving properly. Excellent service!!”

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Gas Furnace Maintenance in Novi, MI 48375

March 7, 2022

“John G explained what’s going on my furnace and I’m happy with his work.”

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Gas Furnace Maintenance in Ann Arbor, MI 48108

March 2, 2022

“Josh performed maintenance on our furnace today. He took the time to explain what he was doing, and was willing to answer questions – his answers were thorough. We highly recommend Harriman Heating, and Josh specifically.”

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Indoor Air Quality Repair in Novi, MI 48375

March 2, 2022

“John G did an excellent job, was very professional, timely and informative. I will recomend Harriman to my friends and specifically John.”

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Gas Furnace Maintenance in Farmington Hills, MI 48331

March 1, 2022

“Timely arrival for service. Very informative as to the job to be done. Answered all questions regarding the furnace and humidifier. Pleasant and professional.”

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Gas Furnace Repair in Redford, MI 48239

February 28, 2022

“John G was Awesome.”

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Gas Furnace Repair in Wayne, MI 48184

February 27, 2022

“Mitch was outstanding! A real professional who clearly knew his stuff. Not only did he find and repair the problem quickly, but he made recommendations that will probably end up saving me from another huge repair bill in the future. What a life saver!”

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Gas Furnace Repair in Wayne, MI 48184

February 27, 2022

“Mitch is professional, and sharp. He took time to educate my wife and I on what he was planning on doing as well as what he did.”

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Gas Furnace Repair in Ferndale, MI 48220

February 24, 2022

“I had the pleasure of working with Mitch twice recently — once at my house for a water heater gas valve, and the second time at a friend’s house while I was watching their place while they were out of town, and their Trane XC95M was sporadically quitting. Like all the Harriman techs I’ve worked…

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Gas Furnace Replacement in Other, MI 48185

February 23, 2022

“Mitch was AWESOME!! Very friendly and very knowledgeable. He tried to troubleshoot my problem before recommending a replacement, which I sincerely appreciated. He was in and out quickly with the problem completely resolved. Excellent service”

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Gas Furnace Maintenance in Farmington Hills, MI 48083

February 18, 2022

“Mitch was very professional and when he worked on the humidifier he checked the control with another unit and saw it was ok and that the motor was probably burned out. He went through everything he did on the furnace and covered areas where it could be improved.”

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Whole-House Humidifier Repair in Plymouth, MI 48170

February 16, 2022

“These guys were very knowledgeable, curious and helpful. John H and John G were professional and went above and beyond. So happy I called them. They are doing more work for me, and I’m looking forward to another great job.”

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Gas Furnace Maintenance in Farmington Hills, MI 48335

February 16, 2022

“To start, the scheduling went smooth. Emily called the day before to confirm and first thing the morning of to verify the timeframe. Mitch showed up shortly after to start the routine furnace maintenance process. He allowed me to look over his shoulder, took his time doing a thorough job, and answered all my questions.…

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Boiler Maintenance in Livonia, MI 48154

February 16, 2022

“Chance was very polite and knowledgeable.”

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Condensate Pump Replacement in Ypsilanti, MI 48198

February 15, 2022

“John G was awesome. Diagnosed this issue and replaced a blown condensate pump and told me the steps to keep it running correctly in the future. He was very polite and completed the replacement very quickly.”

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Gas Furnace Maintenance in Canton, MI 48187

February 14, 2022

“Josh was extremely helpful and thorough. Highly recommend him!!”

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Heating Repair in Westland, MI 48185

February 5, 2022

“On February 3rd 2022, Robert Troy helped me and fixed my H Vac , he was quick, honest , he did a good job. I trust him”

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Furnace Maintenance in Dearborn Heights, MI 48125

February 4, 2022

“Mitch was very knowledgeable and kept me informed the entire time. Very pleasant, and hard worker”

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Gas Furnace Maintenance in Canton, MI 48188

December 29, 2021

“John G did a great job. It was the annual cleaning for my 2 furnaces. He showed me what had collected in the humidifiers. It was a lot. But informed me it was working great. He was very polite and knowledgeable. I would recommend Harriman Heating to everyone!”

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Gas Furnace Maintenance in Livonia, MI 48152

December 21, 2021

“JOHN IS VERY KNOWLEDGEABLE AND DOES HIS BEST TO PROVIDE GOOD CUSTOMER SERVICE.”

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Gas Furnace Repair in Novi, MI 48375

December 20, 2021

“John was very knowledgeable and explained what needed to be done to get the furnace back up and running. Great job!”

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Gas Furnace Repair in Van Buren Twsp, MI 48111

December 13, 2021

“A great guy with a ton of knowledge and great personality. Came in with a mask and cooties and ready to work. He’s a great asset to your company. Thank youh so much. Rick”

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Gas Furnace Repair in Northville, MI 48167

December 10, 2021

“Mitch was great. Professional and knowledgable. Fixed the issue without difficulty. Would recommend again!”

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Gas Furnace Repair in Southfield, MI 48076

December 9, 2021

“The original technician who performed my routine maintenance had diagnosed a need for repair. My heat was going to be out for the night. After a call Harriman scheduled Mitch to come out the same day. Mitch was courteous and inquisitive. He heard a sound and upon investigation discovered that there was a just a…

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Gas Furnace Maintenance in Plymouth, MI 48170

December 9, 2021

“John was informed, knowledgeable thorough and effective. Impressive. And greatly appreciated.”

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Gas Furnace Maintenance in Plymouth, MI 48170

December 3, 2021

“John was out this morning to service our furnace. He was courteous, professional and pleasant! Couldn’t ask for more!”

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Gas Furnace Maintenance in Farmington Hills, MI 48334

November 16, 2021

“Very nice young man. Answered all my questions and let me know exactly what he did with my furnace.”

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Gas Furnace Installation in Ann Arbor, MI 48103

November 15, 2021

“Everyone was courteous, professional, worked hard to explain what was going on and our best options. Follow through was speedy & efficient, and the owner even sent a personal thank you note. Incredible service, would use Harriman’s again anytime.”

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Gas Furnace Repair in Northville, MI 48168

November 5, 2021

“When my furnace was down, and I was freezin, Harriman was able to come same day! Josh came and was very prompt and polite. He explained what he did and what was wrong with my furnace. He also reviewed details of the companies maintenance contract and when to have my furnace serviced and maintained. He…

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Gas Furnace Maintenance in Canton, MI 48187

November 4, 2021

“It was time for yearly checkup, Josh was very polite and had on his mask and booties the whole time. Josh explained everything to me in detail and he also answered the questions that were asked of him. I was surprised that he could install a carbon monitor which gives me a peace of mind.…

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Gas Furnace Maintenance in Redford, MI 48240

November 3, 2021

“First time using this company. Will use them again. John was on time, conscientious about keeping my house clean, and explained to me what he was doing and why he was doing it. Top Notch!”

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Gas Furnace Replacement in Plymouth, MI 48170

November 3, 2021

“Jesse & Jeff replaced my air filter system in my furnace. They were here at the appointed time and were both professional and friendly. The replacement was handled quickly and they showed me how to replace the filters myself when the time comes. Great experience!”

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Gas Furnace Repair in Northville, MI 48167

October 29, 2021

“Called around when my furnace unexpectedly went out and I was unable to fix myself. Couldn’t get any other companies to come out until a week later, Harriman was able to get me in the same day. Mitch came by and diagnosed the problem and provided me with great information to make a good decision.…

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Furnace Repair in Redford, MI 48240

October 27, 2021

“This company is very prompt and professional. Also, they sent out a very nice, friendly and knowlagable Tech. He answered all my questions and got my heat back on quickly. I am going to tell my Family members about them in case they need any help at their homes.”

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Gas Furnace Maintenance in Plymouth, MI 48170

October 25, 2021

“Josh called as expected to advise when he would arrive and was professional and courteous throughout. He was very thorough in his explanation of various items related to my furnace maintenance, my filter, the air flow, etc. I felt comfortable I was getting information that was beneficial to my system as a whole. It was…

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Gas Furnace Installation in Farmington Hills, MI 48334

October 20, 2021

“VERY HELPFUL AND KNOWLEDEGABLE OF HEATING AND AC UNIT INSTALLATION. I THINK THEY DID A VERY NICE JOB OF THE INSTALL AND WOULD RECOMMEND THEM TO OTHERS. HAS ONLY BEEN A DAY SINCE FINAL INSTALL SO I HOPE i’M RIGHT. THANKS ED”

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Gas Furnace Maintenance in Troy, MI 48084

October 20, 2021

“Last week, John G. gave us our Fall Heating Tune-up. Very thorough, very pleasant and Extremely Informative. All of our interactions with Harriman Associates have been good, but John G. was the best, so far. Thanks!”

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Gas Furnace Maintenance in Westland, MI 48185

October 18, 2021

“John was great and provided some very helpful advise with furnace filter and humidifier.”

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Gas Furnace Repair in Novi, MI 48375

October 17, 2021

“John G came to my house this weekend because my furnace would not come on. He was very professional and courteous and made the necessary fixes quickly.”

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Gas Furnace Maintenance in Northville, MI 48167

October 15, 2021

“Very polite and knowledgeable. He explained everything that he was doing and was able to answer all my questions. Also, solved the mystery of where birds were entering my home. Thank you!”

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Gas Furnace Repair in Livonia, MI 48152

October 15, 2021

“Damon came out to inspect our existing furnace and air conditioner and do what ever repairs were necessary. His inspection showed that our aged furnace and air conditioner would best be replaced and made arrangements for John to come out and give us and estimate on new ones. Damon was through in his explanations and…

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Air Conditioner Repair in Romulus, MI 48174

October 14, 2021

“Mitch came out and checked what was going on with our air conditioner. He is excellent, very professional, explained everything, we need more service people like him. Thank you Mitch.”

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Gas Furnace Installation in Livonia, MI 48152

October 11, 2021

“On Wednesday, Oct. 6 and Thursday Oct. 7 Jeff and Jesse came and installed a new furnace, air cleaner, humifier, and air conditioner. They were prompt, friendly, and courteous. We are very pleased with their work.”

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Gas Furnace Replacement in Melvindale, MI 48122

October 11, 2021

“If you need service or a full equipment replacement like I got, look no further. You will not be disappointed. My experience with Harriman Heating & Air Conditioning was by far the best I have ever had with professionals that I’ve had in my home to do work. Jesse and Jeffrey were faced with a…

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Gas Furnace Maintenance in Novi, MI 48390

October 10, 2021

“John Gnass proved to be thorough and competent. He remained pleasant, helpful, professional. I appreciate his attention to detail and his patient explanations of findings and recommendations. Harriman is a better company with representation like John on their team! I am grateful for the furnace cleaning and being treated with so much respect!”

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Gas Furnace Replacement in Detroit, MI 48210-2007

October 7, 2021

“John G. was very professional, courteous, knowledgeable, and especially efficient! He brought my very old furnace back to life! I was very impressed with his work! I’m very satisfied with the work he did! Thank you so much!”

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Air Conditioner Repair in Plymouth, MI 48170

October 6, 2021

“John G was timely, courteous, and fixed my problem in short order.”

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Gas Furnace Repair in Wolverine Lake, MI 48390

September 30, 2021

“Today I had Technical Hot And Cold come over to get my 2014 Lennox furnace working. It took four days to get an appt. The burners wouldn’t stay lit so I had no heat. The technician did very little other than spend about 20 to 25 minutes in his van talking to somebody, then he…

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Air Conditioner Repair in Novi, MI 48377

September 24, 2021

“John G is a wonderful repairman with a great personality and I will call Harriman’s in the future when I need ant more repairs.”

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Gas Furnace Repair in Belleville, MI 48111

September 23, 2021

“Very impressed with Mitch. He walked us through what was wrong with the furnace and the repairs needed. If I were running a company, I would want all of my employees to be just like Mitch. OUTSTANDING!”

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Gas Furnace Installation in Canton, MI 48187

September 20, 2021

“Jon was friendly and informative in giving us the estimate and helping with the financing application. Jesse and Zack were polite and friendly, and did a great job with installation and clean-up. I’m looking forward to seeing how our new furnace works this winter.”

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Thermostat Repair in Redford, MI 48239

September 16, 2021

“Great guy great personality It’s very knowledgeable Answer all my questions All service industries should have a guy like John G”

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Air Conditioner Maintenance in West Bloomfield, MI 48324

September 10, 2021

“DAMON CAME OUT AND DID A SERVICE FOR OUR HOUSE FOR THE HEATING AND AIR CONDITIONING AND DID AN EXCELLENT JOB AND WAS VERY PROFESSIONAL ABOUT IT AND A VERY NICE PERSON THANK YOU GUYS SO MUCH.”

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Gas Furnace Maintenance in Westland, MI 48185

September 3, 2021

“You were recommended to us by Trane Company after another company tried to scam us into purchasing a new furnace. Mitch came out and took a look, was very pleasant and knowledgeable, and let us know that a new furnace was not needed at all, in fact, there was nothing wrong with ours. He spent…

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Gas Furnace Maintenance in Farmington Hills, MI 48334

August 20, 2021

“The technicians arrived in a timely manner. John G and Junior where very professional and knowledgeable. They answered all my questions and shared a few tips and information that will be useful in the future. They where diligent in their work. They cleaned up and left the furnace and air conditioner, cleaner and working much…

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Air Conditioner Replacement in Romulus, MI 48174-4308

August 20, 2021

“Professionals, courteous and talented. They did not cause any disruption to my household, I barley knew that they were here until that job was finished. Excellent staff.”

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Air Conditioning and Furnace Maintenance in Westland, MI 48186

August 19, 2021

“Mitch arrived promptly at my home during my scheduled appointment time window. He was very nice and performed the required maintenance to my furnace and air conditioner. When complete, he fully confirmed the service and recommendations to keep my equipment running at its best. I always appreciate the friendly and thoughtful service by the entire…

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Water Heater Installation in Royal Oak, MI 48073

August 18, 2021

“Courteous, professional, knowledgeable.”

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Ductwork Repair in Redford, MI 48239

August 4, 2021

“John G did a great job, he wasn’t in a rush and awnsered my questions”

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Air Conditioner Maintenance in Farmington Hills, MI 48336-6318

August 4, 2021

“John G. Was on time, professional and extremely knowledgeable. I would request John G. for any further Repairs or maintenance.”

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Air Conditioner Maintenance in West Bloomfield, MI 48323

August 3, 2021

“This was my first time using Harriman. I was very impressed by the high level of service provided by John G. He was very thorough, knowledgeable, and friendly. I will use this company again and request John G to service my AC and furnace.”

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Air Conditioner Repair in Northville, MI 48167

July 29, 2021

“I was treated properly and professionally from start to finish regarding my repair. The receptionist/scheduler/dispatcher handled my call wonderfully. Mitch arrived at my residence promptly and prepared. He assessed our situation and quickly knew what needed to be done. He then explained the repair and offered every possible way to improve the quality, protection and…

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Air Conditioner Replacement in Canton, MI 48188

July 29, 2021

“They showed up on time and did an awesome job! They also explained to me what they were doing along the process. What was also very impressive was when I called they came out the same day and had my air conditioner installed in 2 days during the busiest month of the year! I will…

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Air Conditioner Maintenance in Westland, MI 48186

July 29, 2021

“Josh was wonderful! He explained everything and was very courteous. I highly recommend Harriman. A few years ago they replaced our furnace and did a great job as well! Thank You Harriman!”

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Gas Furnace Repair in Ann Arbor, MI 48108

July 23, 2021

“Highly recommend Harriman, and Josh Sh. specifically. Our air conditioning stopped working last night. Fortunately, Josh from Harriman, was able to come out the next day. Josh immediately knew what the problem was – the blower motor run capacitor shorted out. There weren’t any replacement capacitors available, so Josh was going to install a generic…

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Air Conditioner Maintenance in Ann Arbor, MI 48104

July 12, 2021

“Very nice efficient job”

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Air Conditioner Repair in Livonia, MI 48154

July 12, 2021

“I just purchased my condo and the a/c unit is in the storage room outside of the condo. My ac was not cooling my condo and Mitch came to do a service call. When he arrived he was extremely professional and courteous. The first thing he noticed is that the unit had a switch in…

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Air Conditioner Maintenance in Milford, MI 48380

July 11, 2021

“Can not begin to express the great and professional, helpful, and prompt service I received from Josh when he came to do my annual Air Conditioning service last week!! Honestly he was such a pleasure, took time to completely answer any questions I had, explained them in terms I understood, and illustrated if I needed…

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Air Conditioner Repair in Melvindale, MI 48122

July 8, 2021

“I highly recommend this company! Definitely will call them for any future issues. Damon knew exactly what the issue was with my A/C and had me back up and running in no time. A Great Big Thank You!!!!!”

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Air Conditioner Maintenance in Garden City, MI 48135

July 5, 2021

“good”

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Air Conditioner Repair in Redford, MI 48239

June 28, 2021

“fast service, friendly, competent”

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Air Conditioner Replacement in Royal Oak, MI 48073

June 26, 2021

“Wow! We are so impressed with the hard work and professionalism demonstrated by James & Jeff while replacing our air conditioning system. It poured rain all day long and these guys worked diligently in our attic and then in the rain to complete the replacement within the day. Today is the day after, and now…

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Air Conditioner Maintenance in Troy, MI 48083

June 24, 2021

“Mitch was efficient and knowledgeable. Also, he was personable and well-spoken”

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Air Conditioner Maintenance in Southfield, MI 48075

June 23, 2021

“Rodney was very professional and informative. He walked me through the inspection and answered all my questions. He is a valued employee of Harriman’s.”

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Water Heater Installation in Milford, MI 48380

June 18, 2021

“I have been so pleased with all the employees I have encountered in my years with Harriman. Rodney and Mitch installed a new hot water tank in my mobile home this week and they were so prompt, efficient, thoughtful, and answered any questions I had. A great asset to Harriman’s team. Along with their Kuddo’s…

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Air Conditioner Maintenance in Van Buren Township, MI 48111

June 18, 2021

“Josh was very friendly and courteous from the time I opened my door to let him in. He took his time, educated me about my AC system, and gave me some tips to keep my home cooler and maintain my AC. I also appreciated that he made sure to cover his shoes and wear his…

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Air Conditioner Maintenance in Farmington Hills, MI 48334

June 16, 2021

“Josh was very friendly and clear in explaining what he was going to do concerning my AC. I appreciated his fast and friendly service.”

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Air Conditioner Repair in Ypsilanti, MI 48197

June 14, 2021

“Arrived and entered my home with a good attitude. He asked questions, looked at the AC unit, and quickly diagnosed the problem. Explained to me what type of repair he was going to do and how much it would cost. Highly recommend Joshua and Harriman Heating and Air Conditioning.”

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Water Heater Repair in Milford, MI 48380

June 11, 2021

“I can’t give Damon enough stars for his professionalism, help and his above and beyond information on helping with my gas hot water heater problem. I’ve been dealing with Harriman for a good five years and have always been thoroughly pleased with everyone I’ve dealt with right down to the customer service telephone representative. He…

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Air Conditioner Repair in Southfield, MI 48033

June 11, 2021

“Great service!”

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Air Conditioner Repair in Farmington Hills, MI 48336

June 11, 2021

“Technician was very professional, resolved the problem, and answered all questions. Would highly recommend.”

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Air Conditioner Repair in West Bloomfield, MI 48323

June 8, 2021

“Very friendly and kind.”

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Air Conditioner Maintenance in Bloomfield Hills, MI 48304

June 1, 2021

“Harriman adjusted schedule to meet my needs. Josh arrived at time promised and was very courteous and professional. Explained situation with my A/C – did not pressure for any additional services and took the time to explain issues with my A/C”

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Air Conditioner Maintenance in Livonia, MI 48152

May 27, 2021

“Our serviceman, Damon M., was great! He arrived at our appointment on time, was friendly, courteous, and explained the maintenance procedure so that it was very understandable. Overall the experience with Damon and Harriman was very good.”

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Air Conditioner Maintenance in Plymouth, MI 48170

May 27, 2021

“The technician arrived within the scheduled time frame. He was very courteous and wore shoe coverings when he was in the house. He checked all the indoor equipment then cleaned the outdoor units. He explained everything he was doing. Everything was in great operating order… probably because I have Harriman come every year to check…

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Air Conditioner Repair in Ferndale, MI 48220

May 26, 2021

“Really happy with our experience once again! Josh really helped us out by fixing our A/C quickly and kept us updated every step of the way.”

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Air Conditioner Maintenance in Troy, MI 48084

May 25, 2021

“Josh was very knowledgeable, helpful, and personable. Was a great representation of your company.”

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Air Conditioner Repair in Farmington Hills, MI 48072

May 22, 2021

“Josh only took about 10 minutes to get our system working – including miswiring of our thermostat.”

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Air Conditioner Maintenance in Troy, MI 48083

May 21, 2021

“Damon was very courteous and knowledgeable. He took the time to address all of my concerns and answer all questions. I appreciated that he used shoe covers to enter my home. He was easy to talk to and made me feel comfortable. Great service over all from Damon and the company. I appreciate it and…

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Air Conditioner Maintenance in Farmington Hills, MI 48331

May 21, 2021

“Josh came the other day to inspect and service my air conditioner. He is very knowledgeable, professional and glad to share his insights. I appreciate his service very much, and requested him for the next time.”

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Gas Furnace Maintenance in Southfield, MI 48075

May 21, 2021

“Tech “Josh” was an excellent tech. He was very professional, pleasant, and courteous. He explained everything as to what he was going to do before getting started. He also showed me pictures before work and pictures after work was completed. I would rate his service as Above Excellent.

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Air Conditioner Maintenance in Livonia, MI 48154

May 20, 2021

“Josh was Great!!! Explained everything and was very knowledgeable!”

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Air Conditioner Repair in Milford Charter Township, MI 48381

May 19, 2021

“Rodney did a great job repairing my ac . He was very quick and polite. I will be using this company for now on.”

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Air Duct Replacement in Farmington Hills, MI 48336

May 16, 2021

“We have been so impressed with the professional service and kindness from everyone we have had contact with at Harriman Heating! From the customer service on the phone to the guys that came out to help in our home. We will be recommending Harriman to everyone!”

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Water Heater Repair in Livonia, MI 48152

May 14, 2021

“Excellent technician and, smart and very helpful. He is welcome back at anytime”

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Air Conditioner Maintenance in Livonia, MI 48154

May 14, 2021

“Very polite. Showed dirt on inside of unit and cleaned. Showed where to pour bleach on the condensation line. Showed options for maintenance agreement, surge protector, and electronic air purifier. All declined due to cost, however, we are considering for future investments (please don’t contact us, we’ll contact you.) His assessment is that the overall…

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Air Conditioner Maintenance in Livonia, MI 48152

May 13, 2021

“Mitch was here promptly on time. He explained all my questions. Mitch spent an hour maintaining my air conditioner to peak performance. He made a couple of recommendations that I will consider. Mitch took an interest in his job and my air conditioner. I appreciate his service.”

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Air Conditioner Maintenance in Madison Heights, MI 48071

May 13, 2021

“Mitch was very professional and informative.”

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Air Conditioner Repair in Livonia, MI 48150

May 13, 2021

“John was very friendly as usual.(He has been here before). He was quick to get to the issue and get it taken care of. Thank you Harriman.”

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Gas Furnace Maintenance in Hamtramck, MI 48212

May 12, 2021

“Very personable. Did the maintenance on my furnace and water heater in a reasonable amount of time. Made suggestions for improvements on the furnace. Hope he is the one that comes back in the fall to check the furnace again.”

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Air Conditioner Installation in Novi, MI 48374

May 11, 2021

“Harriman Heating was exceptional in our A/C installation. We had prior companies look at our A/C in the past for servicing and Harriman provided us excellent service for our installation as well as helping improve airflow in our home. Jay and Mike were wonderful on the installation and went above and beyond to make sure…

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Gas Furnace Repair in Canton, MI 48188

May 10, 2021

“Mitch was very professional and friendly. He explained to me the parts I needed and installed them without delay.”

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Air Conditioner Maintenance in Plymouth, MI 48170

May 7, 2021

“Rodney and Mitch were courteous, professional, and quick. Will use Harriman again.”

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Gas Furnace Maintenance in Livonia, MI 48150

May 7, 2021

“we found rodneys work ethics to be exceptional. we would also like to have him service our residence and rental property on plymouth rd for future repairs or service. he took extra time to explain and adjust our thermostat for evening and morning temps sunday thru saturday.”

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Air Conditioner Maintenance in Livonia, MI 48150

May 6, 2021

“John & Mitch were very professional and cordial. The service performed was very thorough and done in a timely manner. I appreciated their service and they were also dog friendly. I would have them in our home again gladly. Exemplary service!”

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Air Conditioner Maintenance in Farmington Hills, MI 48334

April 30, 2021

“John was very knowledgeable and professional. I felt safe with his adherence to Covid-19. He was thorough in his assessment of our current situation and recommended a surge protector be applied to avoid future outages as we had experienced last year. We have a lot of outages in our area. His comprehensive advice was appropriate…

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Gas Furnace Maintenance in South Lyon, MI 48178

April 30, 2021

“Great job! Kept the area clean and had great customer service, thanks.”

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Air Conditioner Maintenance in Plymouth, MI 48170

April 30, 2021

“Rodney did a great job and was very informative with explaining what he was doing and how I can help maintain my furnace and air conditioner in the best condition.”

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Air Conditioner Maintenance in Northville, MI 48167

April 29, 2021

“Excellent friendly, professional service.”

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Air Conditioner Maintenance in Plymouth, MI 48170

April 28, 2021

“John G did an amazing job. Went above and beyond with a simple AC tune up. I will be recommending him for all my HVAC needs moving forward with Harriman.”

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Air Conditioner Repair in Farmington Hills, MI 48336

April 28, 2021

“Great service, quick, professional and courteous. Will continue to utilize them for home repairs and recommend to others.”

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Dryer Vent Cleaning in Bloomfield Hills, MI 48302

April 23, 2021

“Mitch & John G were an amazing energetic team. Both service professionals went “over and above” to handle our needs. I can only hope in the future when I call for service we will be fortunate enough to have one or both to complete our job! Thanks HARRIMAN!!!”

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Gas Furnace Maintenance in Livonia, MI 48154

April 14, 2021

“John G was very helpful and explained info on heating system operation.”

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Air Conditioner Repair in Northville, MI 48167

April 12, 2021

“John G. (and Josh) were professional, explained the situation, and finished the job in a timely courteous manner. Thank you!”

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Heat Pump Maintenance in Livonia, MI 48152

April 7, 2021

“I am very happy with the professional service I received today from this duo. Over and above what I have experienced for this same service in the past several years. John had his service record facts all ready for any questions I had and they even upsold me on a surge protector I had no…

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Air Conditioner Maintenance in Livonia, MI 48154

April 7, 2021

“I strongly recommend both John and Josh for been spirited individuals with willingness to help and friendly minded with respect. Thank You!”

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Indoor Air Quality Replacement in Livonia, MI 48152

April 5, 2021

“Mitch was great to speak with and very professional in his work. We explained our concerns before he started and he went ahead and inspected our furnace and then we discussed what he found. He explained that our humidifier and air cleaning unit we both not working. We discussed our options and we went ahead…

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Gas Furnace Repair in Southfield, MI 48076

April 3, 2021

“Mitch was very professional and thorough. He gave us all options for repair and advice for maintenance.”

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Gas Furnace Maintenance in Livonia, MI 48154

April 3, 2021

“Jessie & Zack were at our home on 3/15/21 for furnace maintenance. They were very professional and know their products. We have used this company since 2015 and we would not go anywhere else !!!!”

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Gas Furnace Maintenance in Northville, MI 48167

April 2, 2021

“Scheduling an appointment was easy. Yearly maintenance was completed fast and professionally.”

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Gas Furnace Repair in Detroit, MI 48235

April 1, 2021

“Rodney is professional. Always on time. Awesome tech”

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Gas Furnace Repair in Livonia, MI 48152

April 1, 2021

“John was extremely professional, competent, knowledgeable, conversational and fun. He immediately diagnosed and fixed the problem, checked out the entire furnace, showed me what to do for homeowner’s maintenance, and replaced the large filter. It was a pleasure to work with him (actually to watch him work). I must commend Harriman on the rapid response…

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Gas Furnace Maintenance in Westland, MI 48186

March 31, 2021

“Mitch was on time, professional, courteous. I was caught in a conference call and rather hurriedly ushered him into the house and just pointed to the direction the basement was in. Without question he hopped to it. I needed my furnace cleaned and inspected for a city certification (so I can sell my house). Once…

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Gas Furnace Maintenance in Plymouth, MI 48170

March 31, 2021

“John did a great job cleaning furnace, checking filters. He suggested a surge protector for my furnace. Very friendly and I appreciated his suggestions.”

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Gas Furnace Maintenance in Canton, MI 481871682

March 30, 2021

“Did a great job. They went beyond in explaining things and more than answered all my questions”

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Whole-House Humidifier Installation in Farmington Hills, MI 48336

March 29, 2021

“John G was very professional and helpful. He did a great job for me. Thank you, John!”

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Gas Furnace Replacement in Northville, MI 48168

March 29, 2021

“We had numerous folks from Harriman out to our house over 3 days, as what started with a humidifier repair eventually ended up with complete furnace replacement. They were super diligent in checking out all of our equipment and keeping our family safe, and once it was deemed that carbon monoxide was present as well…

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Gas Furnace Maintenance in Livonia, MI 48185

March 26, 2021

“Daman provided excellent service keeping my furnace cleaned and up to date. He went though my thermostat and answered every question I had about the furnace, and other service that Harriman does. He was direct and professional with all his answers. He didn’t try to push a bunch of products on me and was very…

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Gas Furnace Maintenance in Farmington Hills, MI 48336

March 25, 2021

“John G. was very courteous and professional. I would highly recommend him.”

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Gas Furnace Maintenance in Farmington Hills, MI 48336

March 25, 2021

“Very good!”

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Gas Furnace Repair in Detroit, MI 48224

March 24, 2021

“Rodney was friendly, professional, and knowledgeable. I have a good impression of Harriman because he has good customer service skills.”

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Gas Furnace Maintenance in Farmington Hills, MI 48336

March 23, 2021

“Mitch was very helpful and explained what he was doing and why. I appreciated his attention to keeping me informed.”

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Gas Furnace Maintenance in West Bloomfield, MI 48323

March 23, 2021

“very knowledgeable person did the work promptly and did more than the job called for”

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Gas Furnace Maintenance in White Lake, MI 48383

March 19, 2021

“John was very thorough and gave great customer service.”

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Furnace & Air Conditioning Maintenance in Milford, MI 48381

March 18, 2021

“Mitch from Harriman Heating arrived on time and before starting any work, inquired about any issues, problems or concerns over the past year. Afterwards performed inspection/cleaning and offered suggestions & prices for improving our units. Thank you Harriman and Mitch for assuring our furnace and air conditioning are functioning properly.”

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Gas Furnace Maintenance in Royal Oak, MI 48073

March 18, 2021

“Mitch did an exceptional job. He was very nice and professional.”

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Gas Furnace Maintenance in Farmington Hills, MI 48346

March 18, 2021

“John G was professional, courteous, and conscientious in performing a furnace cleaning for us. Took the time to point things out and explain them. Very satisfied.”

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Boiler Maintenance in Ferndale, MI 48220

March 17, 2021

“Rodney was extremely knowledgeable and thorough, and he explained everything to me in detail. Very professional and efficient.”

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Gas Furnace Repair in Southfield, MI 48075

March 16, 2021

“Damon did a great job. Very efficient.”

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Gas Furnace Maintenance in Canton, MI 48188

March 15, 2021

“John G was helpful, professional, and informative.”

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Gas Furnace Maintenance in Lincoln Park, MI 48146

March 12, 2021

“John G came to perform annual maintenance on our furnace. He was prompt and on time for the call. John was very polite & informative to our question. He gave us tips on future maintenance. Would recommend John G.”

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Gas Furnace Maintenance in Northville, MI 48167

March 11, 2021

“Got a yearly check up for my system. Great job as always. Thanks”

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Gas Furnace Repair in Hazel Park, MI 48030

March 8, 2021

“Even though Damon was miles away, he got here in good time, diagnosed the problem quickly, had the part & replaced it fast, I have heat again, no small feat with this VERY old furnace! Everybody so professional, polite & caring. 👍👍”

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Gas Furnace Maintenance in Belleville, MI 48111

March 4, 2021

“Very good service, explained what needed to be done and why.  Showed me the inside of the furnace and that even with my furnace being 10 years it was in very good shape and there should not be any problems anytime soon.  Did explain that due to the age of the furnace the parts were no longer under…

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Gas Furnace Repair in Hazel Park, MI 48030

March 3, 2021

“On time, VERY professional, polite, friendly; reviewed everything thoroughly, fixed the problem quickly, VERY low charge, highly recommend Damon & Harriman! 👍”

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Gas Furnace Installation in Warren, MI 48088

March 2, 2021

“It was a great experience from beginning to end. The salesman and installers were so friendly and informative, and respectful of us and our home. We would also like to mention that they made sure we had heat that same day…… what a relief!”

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Water Heater Repair in Livonia, MI 48240

March 1, 2021

“Very good job! Went above and beyond the call of duty to locate a part needed that was hard to find.”

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Gas Furnace Repair in West Bloomfield, MI 48323

February 24, 2021

“If I could give this company six stars, I would. Rodney and two other fellas came out to do my work, all three were courteous, knowledgeable, and extremely friendly. What more could one ask.”

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Gas Furnace Maintenance in Walled Lake, MI 48390

February 22, 2021

“Mitch was courteous and went the extra mile. He took precautions to keep my house clean and keep my family safe during the pandemic. He patiently answered all my questions and made some great recommendations.”

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Gas Furnace Repair in Novi, MI 48178

February 17, 2021

“John G came to my condo to fix my furnace that was not running properly. John fixed the problem and was very polite and informative at the same time. He gave me tips on future maintenance, helped me understand what he was doing, what caused my problem and how to prevent similar problems in the…

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Gas Furnace Repair in Westland, MI 48185

February 16, 2021

“John G was professional, informative, and fixed our humming vibrating noise promptly. Not only was his service outstanding, he was very helpful on maintenance tips. My husband and I would recommend John G with Harriman Heating & Air Conditioning for your repairs.”

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Gas Furnace Maintenance in West Bloomfield, MI 48322

February 15, 2021
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Boiler Repair in Farmington Hills, MI 48334

February 12, 2021

“Newer to the area, and never had a repair company come to my home for my boiler. I went to open the door to my boiler room and water Was spraying all over. I called and Rodney came out to my house within 30 minutes. Super professional, courteous, knowledgeable, and friendly. Would use again and…

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Whole-House Dehumidifier Maintenance in Canton, MI 48187

February 10, 2021

“Excellent tech…very professional and knowledgeable, great overall service. I'd like to have the same tech for future service.”

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Gas Furnace Maintenance in Northville, MI 48167

February 7, 2021

“Mitch arrived on time and answered all my questions in an informative and thoughtful way. He spent quality time checking the furnace and giving me good advise on the humidifier and filter. I appreciated his knowledge and thoroughness, and the experience was definitely a good one.”

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Gas Furnace Maintenance in Livonia, MI 48152

February 4, 2021

“Very satisfied with the service provided by Rodney. Pleasant, efficient, and practiced all Covid requirements.”

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Gas Furnace Maintenance in New Boston, MI 48164

February 3, 2021

“Today 3-Feb.-2021 Mitch a Harriman Technician completed a preventive maintenance service on our heating system. Thanks you Mitch!”

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Gas Furnace Maintenance in Livonia, MI 48154

February 3, 2021

“Mitch did a terrific job with the cleaning and explaining other findings in detail. I was very pleased with the service.”

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Gas Furnace Replacement in Redford, MI 48239

January 28, 2021

“Jesse and Jeff replaced my return air today. Did excellent work and were professional. Thanks for the good work.”

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Whole-House Humidifier Maintenance in Clarkston, MI 48348

January 28, 2021

“John G and Rodney did an incredibly job getting our whole-house humidifier up and running again. They persisted through an intense process! Their friendly professionalism will keep us coming back to Harriman.”

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Gas Furnace Maintenance in Farmington Hills, MI 48334

January 26, 2021

“Damon was very professional and informative. He got my furnace running like new and shared info about keeping it safe. Honest, prompt and competent best describe Damon.”

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Gas Furnace Maintenance in Southfield, MI 48076

January 25, 2021

“Courteous & efficient”

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Gas Furnace Replacement in Farmington Hills, MI 48335

January 24, 2021

“The team replacing my old broken furnace were professional and friendly. They kept going out of their way to make sure I was completely informed and happy with their work. I plan on continuing giving this company my business whenever I need it.”

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Gas Furnace Maintenance in Canton, MI 48188

January 15, 2021

“Rodney came out to do a cleaning today. He also changed my filter and my humidifier pad. He was professional & courteous and kept us informed about what he was doing. A very nice experience.”

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Surge Protector Installation in Ferndale, MI 48220

January 12, 2021

“Rodney D. came out to the house to install surge protectors on the new furnace and air conditioner, to protect my investment and to make sure that if we ever do have a catastrophic power event, my HVAC equipment will be damage-free and ready to go back into operation immediately. Rodney was pleasant, polite, efficient,…

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Gas Furnace Repair in Novi, MI 48375

January 11, 2021

“John is a great person and technician, he was courteous, he got on time and make a very thorough analysis of the problem and made the recommendations to fix and keep the furnace working. I would like to recommend that john get the proper compensation for his work , he is amazing !”

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Furnace Inspection in Sterling Heights, MI 48314

January 7, 2021

“Rodney came out to do an inspection/estimate on some leaking furnace pipes. He identified the problem right away and thoroughly explained how it could be fixed, answering any questions & concerns. He also showed me how to adjust the humidifier, replace the humdifier filter and clear out the filter pump/filter tubes. Super helpful for a…

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Gas Furnace Maintenance in Westland, MI 48186

January 6, 2021

“Very professional and polite young men. John and Mitch did a very good job.”

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Gas Furnace Maintenance in Westland, MI 48185

January 3, 2021

“Rob came to the house to perform a furnace inspection and routine maintenance. He was professional and personable!!! He was very considerate regarding Covid safety and kept his mask on the entire time. First time using Harriman and will definitely use again and definitely refer to family and friends.”

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Air Conditioner Installation in Plymouth, MI 48170

January 1, 2021

“Jay and Mike were great! Kept me updated throughout the install. Cleaned up everything and explained it all at completion.”

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Gas Furnace Installation in Ferndale, MI 48220

December 28, 2020

“Feel free to edit as needed. This review is for all interactions with Harriman personnel from initial service call to final installation. John – Very impressed with how thorough this young man's inspection was and how quickly he was able to diagnose the issue. He was very polite and explained the situation thoroughly. I was…

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Gas Furnace Maintenance in Livonia, MI 48152

December 15, 2020

“Service Tech – John G. Very helpful. Keeps work area clean. Excellent personality. Respectful of customer property and customer well being. John knew his job, was efficient and explained the service performed.”

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Gas Furnace Maintenance in Northville, MI 48167

December 14, 2020

“John G was professional and courteous. We hope to see him again for our next yearly maintenance.”

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Gas Furnace Maintenance in Ann Arbor, MI 48103-9679

December 13, 2020

“Hello, Jason S. was my service person today for a routine annual furnace service call.  He was courteous efficient and answered a couple of questions I needed to know.  Thank you for hiring such wonderful respectful persons. Karen Kerns6655 Jackson rd., #697Ann Arbor, MI  48103″

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Gas Furnace Maintenance in South Lyon, MI 48178

December 8, 2020

“Technician John G did an excellent job for us today (8 DEC 2020). He was professional, prompt, and knowledgeable. We will ask for him next time.”

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Gas Furnace Maintenance in Ypsilanti, MI 48197

December 8, 2020

“Jason was professional and provided me with useful information about my furnace.”

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Gas Furnace Repair in Ypsilanti, MI 48198

December 4, 2020

“John G was very timely in arriving, and very pleasant throughout. He was thorough in assessing the problems we were having and did an excellent job of explaining everything to us. He is arranging for us to get our very old thermostat replaced. We look forward to further great service from Harriman's!”

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Maintenance in Whitmore Lake, MI 48189

December 3, 2020

“Great company, guys are always very informative and answer all my concerns. Service and all staff are great. Highly recommend”

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Gas Furnace Maintenance in Northville, MI 48168

December 3, 2020

“Damon M. was the tech that services our furnace. He was very professional, courteous and highly qualified and helpful. He answered all my questions. Didn't feel rushed at all. A very nice visit. Thank you, I. Pauley”

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Gas Furnace Maintenance in Romulus, MI 48174

December 2, 2020

“Very thankful for Jason's prompt and complete service. He was knowledgeable, courteous, and thorough. I appreciated his look to the future of maintenance on furnace and AC.”

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Thermostat Installation in Southfield, MI 48076

November 27, 2020

“Justin led Jason in installing a new smart Thermostat. Justin was very knowledgeable and careful to connect the wiring with the furnace. He was also demonstrating and teaching Jason, and by extension, me. Justin also informed us of items in our HVAC and plumbing to watch and service. They followed COVID protical.”

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Gas Furnace Repair in Livonia, MI 48152

November 26, 2020

“John G. did a great job fixing our furnace. Very happy with the work. Thank you!”

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Gas Furnace Maintenance in Madison Heights, MI 48071

November 25, 2020

“Technician, John G….very thorough…went over few items he felt would definitely improve my furnace productivity. Will likely consider doing at least 2 of recommendations he made, hopefully by spring.”

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Gas Furnace Repair in Farmington Hills, MI 48336

November 24, 2020

“Great service. John G. Knew exactly what to do. Explained the issue clearly and his explanation made sense. Fourth company to check the furnace and first to actually solve the problem and solved it quickly. Thanks John.”

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Gas Furnace Maintenance in Canton, MI 48187

November 23, 2020

“Jason S. was professional and knowledgeable.”

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Gas Furnace Installation in Novi, MI 48375

November 21, 2020

“Jay and Mike did a great job on our gas furnace installation this past week. They followed safety protocols and the installation looks and is working great. Harriman is our go-to service provide for heating and air-conditioning needs!”

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Gas Furnace Replacement in Ypsilanti, MI 48198

November 19, 2020

“Justin was efficient, knowledgeable, pleasant, and able to deliver bad news with a good attitude. Unfortunately we started out as a simple service call, and then it escalated into a new furnace. That said, Justin patiently explained the issue, and showed us exactly what the issue was, and why we needed to replace the furnace.…

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Gas Furnace Maintenance in Redford Township, MI 48239

November 18, 2020

“Once again received excellent, professional service from Justin during fall furnace maintenance.”

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Gas Furnace Maintenance in Northville, MI 48168-2017

November 18, 2020

“fine”

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Gas Furnace Maintenance in Dearborn, MI 48128

November 17, 2020

“Not only did Jason do the service exceptionally, but he also explained everything and made sure I didn't have any questions.”

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Gas Furnace Maintenance in Westland, MI 48185

November 17, 2020

“I was very impressed with John’s professionalism and knowledge of his work. I called for service because my thermostat stopped working and he came promptly the next day. Not only did he take care of my thermostat problem, but he checked out my furnace too.”

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Gas Furnace Maintenance in Livonia, MI 48152

November 17, 2020

“Daman was great!”

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Gas Furnace Maintenance in Ann Arbor, MI 48105

November 13, 2020

“John G. was our tech. He also did my A/C tune up last summer. He's fantastic. Very personable great knowledge base and does what's necessary for the task at hand. He made sure to also point out other items that we should take care of to ensure our system runs as it should. Very happy…

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Gas Furnace Maintenance in Grosse Ile, MI 48138

November 13, 2020

“Jason was very friendly, not pushy. I did buy a maintainance package as my furnace is getting old. He did more with checking everything than any other repairman has done. I was impressed.”

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Gas Furnace Maintenance in Canton, MI 48187

November 12, 2020

“The technician who responded to our call was excellent. His name is Damon M. I first noticed how careful he was to take proper health precautions, wearing a mask, and putting shoe coverings on before entering the house. He was friendly, personable, professional and carefully considered all possible concerns. Thank you for getting our heat…

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Gas Furnace Repair in Farmington Hills, MI 48334

November 12, 2020

“John G. is a stud! This man rolls up with just a rough idea of what we were dealing with (based on my best non-professional description) and was able to diagnose the problem with my furnace quickly AND ACCURATELY. Beyond that he provided a level of transparency, knowledge, and clarity that left me with a…

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Gas Furnace Repair in Southfield, MI 48076

November 12, 2020

“John G. Excellent service, friendly and professional. Complete diagnostic. Handled issue quickly.”

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Gas Furnace Maintenance in Livonia, MI 48154

November 11, 2020

“I would definitely recommend your company to my family and friends in the future. My technician, Damon, was not only very personable but most importantly very knowledgeable. I had no doubt that when he left, my furnace had been thoroughly checked and it should be operating well for the upcoming winter months. I would definitely…

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Gas Furnace Maintenance in Farmington Hills, MI 48336

November 10, 2020

“The technician, Damon, was prompt, courteous, pleasant and professional. He recommended the installation of a Surge Protective Device and explained the rationale for the installation. I bought it on his recommendation. He is an asset to your organization.”

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Gas Furnace Maintenance in Farmington Hills, MI 48331

November 9, 2020

“Damon M. came out to service our furnace for our annual maintenance. Friendly attitude. Provided good overview of services.”

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Gas Furnace Maintenance in Northville, MI 48167

November 9, 2020

“Arrived on time, was courteous, answered my questions and, provided some new information.”

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Gas Furnace Maintenance in Livonia, MI 48154

November 7, 2020

“Harriman Heating performed the annual furnace maintenance and cleaning. John was the technician. The cleaning and inspection was extremely thorough and involved a second technician supervisor. They concluded that my furnace would probably need to be replaced soon, but was not in immediate danger of failure. This will help me plan to replace my unit…

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Gas Furnace Installation in Westland, MI 48186

November 6, 2020

“Installers were polite, thorough, and took the time to answer any and all questions I had to make sure I was comfortable with the new system.”

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Gas Furnace Repair in Plymouth, MI 48188

November 6, 2020

“excellent work”

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Gas Furnace Repair in Belleville, MI 48111

November 5, 2020

“Brent did a great job repairing our furnace a few weeks ago. He discussed the benefits of having an Air Scrubber so we had one installed by Jon today. The installation went well. The only concern I have with Harriman is the way the take your charge card payment, I don’t feel it is very…

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Gas Furnace Maintenance in Taylor, MI 48180-8102

November 4, 2020

“Robert was very professional and efficient. He answered all our questions and installed the surge protector in a timely manner.”

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Gas Furnace Maintenance in New Hudson, MI 48165

November 4, 2020

“John (Gnass)? Did an excellent job today with maintenance on our new furnace from you which was installed last year. He was friendly, efficient and recommended a surge protector which he did install. I also appreciated the call from the office notifying me when he was on his way.”

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Gas Furnace Repair in Lincoln Park, MI 48146

November 4, 2020

“The appointment was done in a prompt amount of time. The service was done fast and clean. I enjoyed having Robert over my home fixing my furnace.”

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Gas Furnace Maintenance in Milford, MI 48380

October 30, 2020

“Today I had my annual yearly maintenance check up on my gas furnace by Robert. He was very professional and an enjoyable young man. He is an asset to your company, and I give him a high five! Thank you for getting to me sooner than my scheduled appointment which was to be next week.…

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Gas Furnace Maintenance in Livonia, MI 48152

October 29, 2020

“Could not have asked for anyone as nice or can do the work as well.Harvey Karp and I am very satisfied.”

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Boiler Repair in Plymouth, MI 48170

October 29, 2020

“Teron, the woman in the office is very professional, polite & proficient. Dawn, the dispatcher was extremely customer service friendly. Brent, our technician, was verrry knowledgable, patient, willing to answer questions, obviously loves teaching & has a meticulous work ethic & abilities. He not only repaired the boiler pressure issue but made changes to make…

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Gas Furnace Maintenance in New Hudson, MI 48165

October 29, 2020

“My experience with Harriman was wonderful from the initial phone call to end of the maintenance service. The technician Robert was wonderful. He was polite and helpful. I will definitely use them again and will recommend them to my family and friends.”

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Water Heater Installation in Redford, MI 48240

October 29, 2020

“Very efficient and courteous workers! Jay R. And Mike A. were a great team! Would definitely recommend:)”

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Gas Furnace Maintenance in Ypsilanti, MI 48197

October 29, 2020

“Robert did a very good and thorough job today on my furnace, cleaning and checking.”

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Gas Furnace Maintenance in Birmingham, MI 48009

October 27, 2020

“Jon and Al were very professional and answered all my concerns. I would recommend them to friends and family.”

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Gas Furnace Maintenance in Troy, MI 48098

October 23, 2020

“Was pleased that my wife's call for service was immediately scheduled for the next day. Initially was disappointed when the requested service call was canceled the morning of the scheduled day (but understand why: misunderstanding). Very pleased the visit was rescheduled for the day originally promised after I called. Jon was very knowledgable, diligently examined…

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Water Heater Repair in Huntington Woods, MI 48070

October 22, 2020

“Switched too Harriman about 9 years ago. They're actually interested in fixing problems, not just replacing hardware. Simply the best.”

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Gas Furnace Maintenance in South Lyon, MI 48178

October 15, 2020

“I had Jon Harriman and Jason our to clean our furnace. They noticed we had erosion on our water heater and we were able to get out in front of a catastrophic event by scheduling a replacement. They were very nice and helpful.”

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Gas Furnace Maintenance in Ypsilanti, MI 48197

October 13, 2020

“We had our annual furnace inspection/cleaning done today by Brent. The knowledge and professionalism shown by him is the reason we have continued to use Harriman for our HVAC needs. He gave me a few tips on the most efficient way to run our systems and some other features that we can add on in…

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Gas Furnace Maintenance in Livonia, MI 48154

October 13, 2020

“Robert was kind and patient with me explaining our situation. Which, as it turns out, was nothing. He's right, our air filter needs replacement (done on Holloween). See you next spring for a check up on the Air Conditioner.”

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Gas Furnace Maintenance in Livonia, MI 48152

October 11, 2020

“Very professional and explained service. Jason S and John H”

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Gas Furnace Maintenance in Livonia, MI 48152

October 9, 2020

“Robert was very polite and seemed to do a great job. Answered all our questions.”

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Gas Furnace Repair in Novi, MI 48375

October 8, 2020

“Pleasant crew, got the furnace fixed.”

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Air Conditioner Maintenance in Commerce Twp, MI 48390

October 8, 2020

“Robert was great very professional and informative.”

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Gas Furnace Repair in Livonia, MI 48152

October 8, 2020

“Rob and Jon H were very helpful during their service call. They were very professional and followed all protocols during the pandemic. They thoroughly explained the problem and completed the request in a timely fashion.”

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Gas Furnace Repair in Livonia, MI 48154

October 6, 2020

“Our technicians Jon Harriman and Jason S. were great. They provided the service and information that we needed. They were friendly and polite. Thank you!”

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Gas Furnace Maintenance in Royal Oak, MI 48073

October 2, 2020

“Justin seemed to know the furnace business well, was polite, patient, and thorough. I plan to have Harriman’s do a small upgrade to my furnace later this fall.”

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Water Heater Repair in Westland, MI 48186

October 1, 2020

“Jon Harriman & Chuck Maltea were very professional. They answered all of our questions. Helped us have a better understanding about the hot water tank. And got us a installation date for the very next day! Thank You.”

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Gas Furnace Maintenance in Farmington Hills, MI 48335

September 28, 2020

“Jon, and Chuck were on time, professional with their introduction. Entered our home, and stayed within the guidelines for Social Distance safety. After the furnace cleaning, they provided clear explanation of today's service, available warranties, and advice for future maintenance/service. We are very pleased with today's visit, and will call upon Harriman in the future.”

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Gas Furnace Maintenance in Westland, MI 48186

September 28, 2020

“Robert arrived at my home promptly after being notified by the office. He asked a few general questions about my heating/cooling experiences in my home and then proceeded to inspect my furnace per the terms of my maintenance plan. He was very personable and easy to talk with. Once the job was complete he advised…

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Air Conditioner Maintenance in Royal Oak, MI 48073

September 26, 2020

“everything was done to satisfaction and suggested some upgrades for better service which i declined.”

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Gas Furnace Maintenance in South Lyon, MI 48178

September 23, 2020

“Justin was very professional and explained in detail what needed to be done to ensure a long life from my newer furnace that was in-properly installed by another dealer”

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Gas Furnace Maintenance in Plymouth, MI 48170

September 22, 2020

“Jon Harriman was very polite and professional! He was right on time and very knowledgeable on his work! Thank you for the help Jon!!”

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Air Conditioner Maintenance in West Bloomfield, MI 48386

September 21, 2020

“Jon and Al Harriman did a fine job in performing my annual tune up. I am confident that I will not have say issues with my furnace or AC.”

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Air Conditioner Maintenance in Rochester Hills, MI 48307

September 19, 2020

“Jon & Al did a GREAT job of cleaning and advising on A/C unit!”

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Gas Furnace Maintenance in Novi, MI 48375

September 18, 2020

“Thorough review of my current unit, pointed out the issues as he addressed them. Good experience.”

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Gas Furnace Maintenance in Canton, MI 48188

September 17, 2020

“Jon Harriman was courteous and helpful in trying to figure out our humidity issue with a new furnace and AC unit.”

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Water Heater Repair in Plymouth, MI 48170

September 16, 2020

“Jon was out today to look at a water heater leak. It was determined that a replacement is required and that was arranged quickly and efficiently. Thanks Jon!”

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Air Conditioner Maintenance in Livonia, MI 48152

September 13, 2020

“Air Conditioner ("AC") tune up was done by John G on my outside AC; he was very knowledgable about ACs and did a fine job. John G. encouraged me to get a surge protector for my AC; he convinced me that it was needed so I got one put on. I felt it was too…

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Air Conditioner Maintenance in South Lyon, MI 48178

September 11, 2020

“John G. was very efficient and very personable. Definitely a good representative for your company.”

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Air Conditioner Maintenance in Livonia, MI 48152

September 9, 2020

“James did a great job! I've been using Harriman's for 3 years and they never disappoint!”

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Air Conditioner Maintenance in New Boston, MI 48164

September 8, 2020

“Justin's service is good. He represents Harriman well. Glenn”

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Air Conditioner Maintenance in Novi, MI 48377

September 4, 2020

“John was very professional and explained everything that he did as well as explain additional services.”

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Air Conditioner Maintenance in Canton, MI 48187

September 3, 2020

“We had a complementary AC maintenance system with Harriman this summer. John quickly came and checked all aspects of the system, giving me recommendations and suggestions along the way. His service was excellent and on point! I ended up installing a power surge suppressor in my compressor just to increase the life of my investment.…

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Gas Furnace Replacement in Farmington Hills, MI 48335

September 3, 2020

“I could not be happier with the service I receive from Harriman. This is the third time I have used this company and I am never disappointed. This time my old furnace was not able to be repaired but John H. and Robert, with masks and foot coverings, helped me choose a product that suited…

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Power Loss/Thermostat Replacement in Northville, MI 48168

September 3, 2020

“I just had robert and jon H for aid on the thermostate in our home. It was a very pleasurable visit and repair. They were so helpful and not in a rush to get the repair done and took all the time needed to help us. They were so professional and helpful and felt so…

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Air Conditioner Maintenance in Livonia, MI 48150

September 2, 2020

“John came out right on time, properly masked, using shoe covers when inside. Professional, courteous, efficient. Recommended surge protector after noticing some anomalous readings, and I did have him install one.”

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Air Conditioner Repair in Livonia, MI 48152

August 29, 2020

“Justin give me same day service,on an my central air conditioner. I valued his services as professional and as reasonably priced. Justin identify the problems and quoted me reasonable prices for each and every service. His service was quick and efficient very professional. I highly recommend this company and the service technician.”

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Air Conditioner Maintenance in Westland, MI 48185

August 28, 2020

“Great, efficient, on time, Courteous And on their way!”

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Air Conditioner Maintenance in Milford, MI 48380

August 18, 2020

“Always have such quality work and pleasant people to deal with. Had my yearly air conditioning maintenance done today by Brent. He was very thorough and pleasant and answered many questions I asked. Glad today for him it wasn't so hot and humid. Harriman has been done good by me and very pleased. Kuddo's to…

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Water Heater Replacement in West Bloomfield, MI 48322

August 16, 2020

“Justin. The service person seemed very knowledgeable. Very professional. Did a good job. Efficient and quick.”

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Air Conditioner Maintenance in Northville, MI 48167

August 12, 2020

“Very thorough and curtious highly recommended!”

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Air Conditioner Maintenance in Westland, MI 48186

August 11, 2020

“John G. was the technician that serviced my air conditioner for its yearly maintenance check-up. Prior to his arrival, I received a call advising me that John G. was on his way. Following his arrival, he entered my home with a protective mask (COVID-19) and also put on shoe booties to protect my flooring. He…

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Air Conditioner Maintenance in Other, MI 48127

July 10, 2020

“John G. was Very professional and informative. I will definitely recommend your company…”

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Air Conditioner Maintenance in West Bloomfield, MI 48322

July 9, 2020

“John G was very professional and information regarding my unit. Was a great help!”

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Air Conditioner Maintenance in Dearborn, MI 48128

July 8, 2020

“I was very pleased with my air conditioning maintenance service with Harriman tech John. He was very professional, efficient and informative. I was looking for a company I can trust after a prior disastrous experience. I would highly recommended!”

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Air Conditioner Maintenance in Westland, MI 48186

July 5, 2020

“John was awesome!”

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Air Conditioner Installation in Taylor, MI 48180-8102

July 3, 2020

“Jay and Mike were the installers for the new air conditioning unit. They were very professional and did a great job explaining what they were doing. They were very good at cleaning up.”

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Air Conditioner Repair in Ann Arbor, MI 48103

July 2, 2020

“Justin was awesome! He explained everything soo well and answered all my questions and kept me informed during the process, along with waiting patiently for me to make decisions! You guys are sooo timely! That is a Huge Kudos from me! One day repair! And air is working like a charm! Justin was brave enough…

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Air Conditioner Repair in Taylor, MI 48180

July 1, 2020

“Justin was very professional and knowledgeable. He clearly stated the problems and solutions involved. He was very mindful and respectful by wearing the mask at all times and the foot coverings while inside the house. We were very impressed with him!”

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Air Conditioner Maintenance in Farmington Hills, MI 48336

June 30, 2020

“Justin was courteous, professional, knowledgeable and punctual. What more could you ask for.”

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Air Conditioner Maintenance in Westland, MI 48185

June 26, 2020

“I must say that I had a really pleasurable experience with the gentleman that performed maintenance on my air conditioning unit today. John Gnass was the technician. As he checked the system, he explained the entire process. I was very happy and John earned an A+.”

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Air Conditioner Maintenance in Livonia, MI 48154

June 26, 2020

“Tech John G was incredible! I was reluctant to have service done because of the pandemic but he arrived, put on mask, gloves, shoe coverings & got the job done! Very professional, knowledgeable, friendly & efficient!! Thank you John & Stay Safe!”

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Gas Furnace Maintenance in Westland, MI 48185

June 25, 2020

“We love Harriman! They have been great to us over the years. John is always professional and efficient.”

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Furnace Inspection Maintenance in Wayne, MI 48184

June 23, 2020

“Great communication. On time, respectful and polite. John G did a great job.”

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Gas Furnace Repair in Farmington Hills, MI 48336

March 5, 2020

“Steve was great! He is very personable and engaging. He cleaned up and took any debris created by the repair with him. He did need to return the next day because he needed another part. We had to go out of town but Steve and the dispatcher managed to fit us into the schedule so…

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Very Happy!

November 7, 2019

Dawn at the office was very helpful and able to send someone out to my house promptly. James and Brent were both very pleasant knowledgeable and prompt . I would definitely recommend this company to a friend and in the future should the need arise I will call them again. Very happy with it Harriman…

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EXCELLENT

November 2, 2019

EXCELLENT experience once again with Harriman’s from point of sale with Jeff, to installation with Shane and Josh. Professional, great installation and workmanship, and very pleased with our Amana furnace choice and accessories. The new Air Cleaner also makes the air in the home feel lighter, cleaner and fresher, as well as healthier. Very happy…

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