Testimonials – Maintenance Articles
“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!”
Continue Reading“JOHN IS VERY KNOWLEDGEABLE AND DOES HIS BEST TO PROVIDE GOOD CUSTOMER SERVICE.”
Continue Reading“John was informed, knowledgeable thorough and effective. Impressive. And greatly appreciated.”
Continue Reading“John was out this morning to service our furnace. He was courteous, professional and pleasant! Couldn’t ask for more!”
Continue Reading“Very nice young man. Answered all my questions and let me know exactly what he did with my furnace.”
Continue Reading“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.…
Continue Reading“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!”
Continue Reading“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…
Continue Reading“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!”
Continue Reading“John was great and provided some very helpful advise with furnace filter and humidifier.”
Continue Reading“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!”
Continue Reading“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!”
Continue Reading“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.”
Continue Reading“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…
Continue Reading“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…
Continue Reading“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…
Continue Reading“John G. Was on time, professional and extremely knowledgeable. I would request John G. for any further Repairs or maintenance.”
Continue Reading“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.”
Continue Reading“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!”
Continue Reading“Very nice efficient job”
Continue Reading“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…
Continue Reading“Mitch was efficient and knowledgeable. Also, he was personable and well-spoken”
Continue Reading“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.”
Continue Reading“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…
Continue Reading“Josh was very friendly and clear in explaining what he was going to do concerning my AC. I appreciated his fast and friendly service.”
Continue Reading“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”
Continue Reading“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.”
Continue Reading“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…
Continue Reading“Josh was very knowledgeable, helpful, and personable. Was a great representation of your company.”
Continue Reading“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…
Continue Reading“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.”
Continue Reading“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.
Continue Reading“Josh was Great!!! Explained everything and was very knowledgeable!”
Continue Reading“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…
Continue Reading“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.”
Continue Reading“Mitch was very professional and informative.”
Continue Reading“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.”
Continue Reading“Rodney and Mitch were courteous, professional, and quick. Will use Harriman again.”
Continue Reading“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.”
Continue Reading“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!”
Continue Reading“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…
Continue Reading“Great job! Kept the area clean and had great customer service, thanks.”
Continue Reading“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.”
Continue Reading“Excellent friendly, professional service.”
Continue Reading“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.”
Continue Reading“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!!!”
Continue Reading“John G was very helpful and explained info on heating system operation.”
Continue Reading“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…
Continue Reading“I strongly recommend both John and Josh for been spirited individuals with willingness to help and friendly minded with respect. Thank You!”
Continue Reading“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 !!!!”
Continue Reading“Scheduling an appointment was easy. Yearly maintenance was completed fast and professionally.”
Continue Reading“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…
Continue Reading“John did a great job cleaning furnace, checking filters. He suggested a surge protector for my furnace. Very friendly and I appreciated his suggestions.”
Continue Reading“Did a great job. They went beyond in explaining things and more than answered all my questions”
Continue Reading“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…
Continue Reading“John G. was very courteous and professional. I would highly recommend him.”
Continue Reading“Mitch was very helpful and explained what he was doing and why. I appreciated his attention to keeping me informed.”
Continue Reading“very knowledgeable person did the work promptly and did more than the job called for”
Continue Reading“John was very thorough and gave great customer service.”
Continue Reading“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.”
Continue Reading“Mitch did an exceptional job. He was very nice and professional.”
Continue Reading“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.”
Continue Reading“Rodney was extremely knowledgeable and thorough, and he explained everything to me in detail. Very professional and efficient.”
Continue Reading“John G was helpful, professional, and informative.”
Continue Reading“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.”
Continue Reading“Got a yearly check up for my system. Great job as always. Thanks”
Continue Reading“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…
Continue Reading“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.”
Continue Reading“Excellent tech…very professional and knowledgeable, great overall service. I'd like to have the same tech for future service.”
Continue Reading“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.”
Continue Reading“Very satisfied with the service provided by Rodney. Pleasant, efficient, and practiced all Covid requirements.”
Continue Reading“Today 3-Feb.-2021 Mitch a Harriman Technician completed a preventive maintenance service on our heating system. Thanks you Mitch!”
Continue Reading“Mitch did a terrific job with the cleaning and explaining other findings in detail. I was very pleased with the service.”
Continue Reading“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.”
Continue Reading“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.”
Continue Reading“Courteous & efficient”
Continue Reading“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.”
Continue Reading“Very professional and polite young men. John and Mitch did a very good job.”
Continue Reading“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.”
Continue Reading“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.”
Continue Reading“John G was professional and courteous. We hope to see him again for our next yearly maintenance.”
Continue Reading“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″
Continue Reading“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.”
Continue Reading“Jason was professional and provided me with useful information about my furnace.”
Continue Reading“Great company, guys are always very informative and answer all my concerns. Service and all staff are great. Highly recommend”
Continue Reading“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”
Continue Reading“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.”
Continue Reading“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.”
Continue Reading“Jason S. was professional and knowledgeable.”
Continue Reading“Once again received excellent, professional service from Justin during fall furnace maintenance.”
Continue Reading“Not only did Jason do the service exceptionally, but he also explained everything and made sure I didn't have any questions.”
Continue Reading“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.”
Continue Reading“Daman was great!”
Continue Reading“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…
Continue Reading“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.”
Continue Reading“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…
Continue Reading“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…
Continue Reading“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.”
Continue Reading“Damon M. came out to service our furnace for our annual maintenance. Friendly attitude. Provided good overview of services.”
Continue Reading“Arrived on time, was courteous, answered my questions and, provided some new information.”
Continue Reading“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…
Continue Reading“Robert was very professional and efficient. He answered all our questions and installed the surge protector in a timely manner.”
Continue Reading“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.”
Continue Reading“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.…
Continue Reading“Could not have asked for anyone as nice or can do the work as well.Harvey Karp and I am very satisfied.”
Continue Reading“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.”
Continue Reading“Robert did a very good and thorough job today on my furnace, cleaning and checking.”
Continue Reading“Jon and Al were very professional and answered all my concerns. I would recommend them to friends and family.”
Continue Reading“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…
Continue Reading“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.”
Continue Reading“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…
Continue Reading“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.”
Continue Reading“Very professional and explained service. Jason S and John H”
Continue Reading“Robert was very polite and seemed to do a great job. Answered all our questions.”
Continue Reading“Robert was great very professional and informative.”
Continue Reading“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.”
Continue Reading“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.”
Continue Reading“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…
Continue Reading“everything was done to satisfaction and suggested some upgrades for better service which i declined.”
Continue Reading“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”
Continue Reading“Jon Harriman was very polite and professional! He was right on time and very knowledgeable on his work! Thank you for the help Jon!!”
Continue Reading“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.”
Continue Reading“Jon & Al did a GREAT job of cleaning and advising on A/C unit!”
Continue Reading“Thorough review of my current unit, pointed out the issues as he addressed them. Good experience.”
Continue Reading“Jon Harriman was courteous and helpful in trying to figure out our humidity issue with a new furnace and AC unit.”
Continue Reading“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…
Continue Reading“John G. was very efficient and very personable. Definitely a good representative for your company.”
Continue Reading“James did a great job! I've been using Harriman's for 3 years and they never disappoint!”
Continue Reading“Justin's service is good. He represents Harriman well. Glenn”
Continue Reading“John was very professional and explained everything that he did as well as explain additional services.”
Continue Reading“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.…
Continue Reading“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.”
Continue Reading“Great, efficient, on time, Courteous And on their way!”
Continue Reading“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…
Continue Reading“Very thorough and curtious highly recommended!”
Continue Reading“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…
Continue Reading“John G. was Very professional and informative. I will definitely recommend your company…”
Continue Reading“John G was very professional and information regarding my unit. Was a great help!”
Continue Reading“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!”
Continue Reading“John was awesome!”
Continue Reading“Justin was courteous, professional, knowledgeable and punctual. What more could you ask for.”
Continue Reading“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+.”
Continue Reading“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!”
Continue Reading“We love Harriman! They have been great to us over the years. John is always professional and efficient.”
Continue Reading“Great communication. On time, respectful and polite. John G did a great job.”
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