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Sanders & Johnson When most people think of Colorado they envision our gorgeous winter snow, but for those of us that live here, the sweltering summer sun can be pretty intense. The worst feeling in the world is having your air conditioner give up on you when it's 90°. Whether you need service on your zoned air control or have questions about retrofitting your home with a ductless mini-split system, we are well-equipped to meet any of your air conditioning needs.You have an appliance that runs nearly year-round that you probably only think about when it breaks down - your furnace or boiler.
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Denver is an extraordinary city, with our incredible winters and even more spectacular summers it's the type of place you move to and put down some roots. Well that's exactly what Jim Sanders and Dan Johnson did when they started Sanders & Johnson back in 1977. Because we rely on our customers to such a great extent, we know how important it is to provide total satisfaction, and personalized customer service.
At Sanders & Johnson, we understand exactly how important it is to be able to completely rely on your heating system. Our Colorado winters are something to write home about, which is why your heater should always work as efficiently, reliably, and powerfully as possible whenever and for however long you need them.
For up to 9 months of the year, our beloved Denver and surrounding area will remain at or under 70 degrees outside. This means that your heating system will be running almost year-round. We are glad to help you find the best and most efficient way to heat your home on practically any budget. Finding a new heater isn't as easy or simplistic as it sounds because you need to make sure you're finding the best heating solution for your unique living space.There is no one-size-fits-all solution when it comes to heating your home, so we recommend working with one of our Heater Installation Experts to make sure you pick the right choice for you.
If you're calling us, chances are you're local to the Denver, Colorado area which tells us that you know a thing or two about Colorado winters. In order to live here, you understand that your home must be a refuge from all kinds of weather, especially in the wintertime. When your heater suddenly breaks or stops working to its fullest potential, it's easy to become frustrated about the lack of comfort in your home.
Reviews (23)
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Adam Dungan
May 24, 2022
Sanders & Johnson have been our go to for all HVAC and plumbing. We bought a house with an old water heater and they prices a few options for replacement. They have also performed annual maintenance on our furnace and A/C. They are always on time and very professional. Any items needing attention are explained in detail and repair pricing is totally transparent. Josh has been out to our house twice and he is GREAT!
Robert Kaes
May 23, 2022
I have used the company over the years to install 2 furnaces and a air conditioning unit. The quality of work and the level of professionalism has not changed. I have recommended them several times on our local neighborhood app. Services: HVAC system maintenance, A/C system maintenance
Joni McCall
Feb 19, 2022
Went very well! Got someone to come out quickly to diagnose the problem. Josh is super friendly and professional. Explained everything to us in simple terms and showed us where the problem was. Had to go get a part. Was back quickly and got the furnace up and running. The lady I called to get someone scheduled to come out was also very friendly and helpful. Would definitely call them again!
Bill Bone
Jan 24, 2022
I have been using Sanders and Johnson for many years and have always been satisfied with their service. The technician is prompt, does a thorough job, and the prices are fair. Service: Heating system maintenance
Rosie Sapegin
Jan 21, 2022
These servicemen arrived on time and I was notified that they were on their way both by the serviceman and the office. There were two technicians that came. They wore shoe covers to protect the floors but they did not wear masks. Since we were not going to be near each other for more than a minute or two at a time I was not concerned, but I don't know what your company policy is regarding this issue. They were both friendly and professional and completed the job in a reasonable time.
Rosa Colorado
Jan 05, 2022
Critical: Quality BEWARE of Nigel Isaac very strange and weird. I would not trust him to walk my dog much less mess with the gas in my house. They must be very desperate at Saunders and Johnson. I would recommend Applewood or Mile High
Michael Howard
Dec 06, 2021
Technician was on time and very friendly and communicative. Easy to schedule and reasonable pricing. Services: Heating maintenance, AC maintenance, AC repair, HVAC maintenance, Heating system repair
Lauren Cole
Dec 05, 2021
Sanders & Johnson has been a trusted HVAC install and repair company for over 40 years! They have excellent customer service, both on the phone and in person, and their techs are extremely knowledgeable and professional. If you are looking for heating or air conditioning services in the Denver area, you've found the right company!
Dustin Takk
Nov 13, 2021
I don't know how you feel about one of your technicians moving across the double white line into the HOV lane when he simply couldn't wait five seconds for me to pass someone. Not to mention speeding near 90mph. That's just ridiculous. Your techs should know better due to the fact that you're literally a traveling billboard with your signage on the side and back.
Garrett Linnan
Oct 05, 2021
Sanders& Johnson were excellent in getting technicians out to us the same day that we called. Technicians Quinn and Jimbo were great working quickly and efficiently to determine the problem with our AC. They were both friendly and clearly experts in their field. They answered all of our questions and got the job done. Service: HVAC repair
Marni Nishimoto-Hamai
Aug 31, 2021
Very good service! Used this company for my parents as well. One gentleman in particular, Quinn, has served our many households and is top notch to say the least. So many times I have been disappointed with the service in this day in age by other companies. Sanders and Johnson is a rare bird that has itheir priorities right: treating customers with respect, telling them what to expect, and giving "quality" service. You can truly trust them.
Amy Marcussen
Aug 19, 2021
We needed an expert opinion regarding installation of our tankless water heater. We called on a Monday morning and had a technician arrive by 2:00pm the same day. The assessment was honest, concise and professionally rendered. We have used Sanders and Johnson for years, always with good results.
Anthony Nicastro
Jul 29, 2021
Customer Beware! This company installed my furnace, AC, and hot water tank 8 years ago when it was Sanders and Johnson. It has since been bought out and not the same owners. My AC was not cooling the house below 79 degrees. I called for a technician on July 1 2021 They told me over the phone it would cost $139 to diagnose the unit. When the technician was done checking my AC he said the refrigerant was low and was leaking oil but he couldn't find the leak.

He called his supervisor and a different technician has to come out to diagnose the AC. When I was getting ready to write the check he said the fee is now $315 because it took an extra half hour to diagnose. At this point I became very upset with the tech and this amount. He really didn't do that much work and my AC unit still wasn't working. I should have never paid him that amount.

The new Sanders and Johnson doesn't want to keep old customers. I called a different company from the Tom Martino referral list the company is called Northglenn heating and air. the technician found the leak right away. It was a faulty valve stem that cost $0.89 cents and the leak was very obvious. He replaced it and topped off my refrigerant with 3 pounds in less then 1 hour and that total cost was $347. My AC unit is working perfectly now. Why couldn't the Sanders and Johnson tech find the leak? This is not the same Sanders and Johnson! They ripped me off of $315.
Kathleen Gregory
Jun 22, 2021
They always come through, if its repairs or maintenance. Great service.
Kay Gilchrist
May 20, 2021
I highly recommend this company for any heating and air conditioning issues. I have used them for years and always been extremely happy with the work. The whole staff is always friendly and helpful. Most recently, technician, Josh, and supervisor, Quinn, helped me figure out some evaporative cooler problems that had been plaguing me for years. They definitely rank 5 stars in my book.
David N. Mary Barnes
May 14, 2021
I believe I have finally found a HVAC company that is professional and most importantly HONEST.
Pam Gorden Wakefield
May 14, 2021
Our technician, Josh, was very knowledgeable and personable. Scheduling was easy.
Tom LaRose
Oct 21, 2020
S & J was very professional, prompt, thorough and reasonably priced. This is the second time I had them come to do annual routine check on my HVAC system.
Barbara Zalesny
Oct 21, 2020
Professional team that year after year provide reliable service to my furnace and air conditioner. I highly recommend them. B Zalesny
Judy Haddow
Oct 16, 2020
I've used Sanders and Johnson for all my heating and air conditioning service for 20 years. They are honest, thorough and don't push for unnecessary work. I know when they recommend something, it's honest. The service people are always polite and cheerful.
Penny Austin
Oct 14, 2020
The service department and technicians are very friendly, knowledgeable and on time. I'm never disappointed with their service.
Diane Murphy
Sep 28, 2020
They did a great job and were very professional and friendly. I was glad to get my boiler maintained before winter by two professionals!
Lisa Johansen
Feb 14, 2020
Eric did an excellent job cleaning and changing filters and then for our furnace and humidifier. He explained what he was doing and why my furnace was dirty in the first place. I really appreciated the time he spent.