1st Choice Pro Services
“The original heating was a coal burning gravity system that was updated probably in the late 1930's converted to gas forced air and enveloped in asbestos.”
Best HVAC Contractors in Parker, CO
24 companies listed · 13 in Parker · 13 open 24/7 · 18 open weekends · 21 rated 4.5+
Data verified October 28, 2026
L & L Heating & Air Conditioning
“After troubleshooting for about an hour he had a hypothesis as to why it was not working showed me exactly what he did and explained his though process.”
Moore Heating & Air Conditioning Inc
“I had some concerns about the way my house has the doorbell transformer set up and they even brought out an electrician to make sure it was up and running.”
Heatwave Heating & Cooling
“After 18 years it had accumulated gunk (dirty water and mineral deposits) from the attached home humidifier and no longer properly drained (instead water backed up through the PVC pipe and somehow leaked down into the furnace).”
Kasco Heating & Air
“We had Kasco working at our Sonic recently and everyone was very impressed- also Zach was both professional & kind and able to answer all of my questions.”
Parker Heating and Air
“The level of communication, professionalism, knowledge and respect I have experienced with the Parker Heating & Air Team is something I would like to see in every vendor, contractor, and supplier in our country.”
The 24 companies listed for Parker, CO work on furnaces, heat pumps and air conditioners. Each profile repeats what the company publishes about its hours, its license and the equipment it fits, alongside ratings and quotes drawn from public reviews.
Area overview: Parker, CO
Of the 24 companies we list here, 13 are in Parker itself and 11 come from towns including Denver (3, 18 mi), Littleton (2, 14 mi) and Englewood (2, 15 mi). 23 of the companies on this page have a rating, from 4.3 to 5.0 across 5,876 reviews; 18 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (92%), responsiveness (85%) and punctuality (83%). 13 are open around the clock; 18 are open on Saturdays and 15 on Sundays. The services the companies on this page list most often on their websites are air conditioning (3), heating (3), air quality (2) and boilers (2). 8 show a license on their websites; 3 list staff certifications (NATE) and 13 have a BBB rating of A or A+. Domain records put 14 websites of the companies on this page at ten or more years old; the oldest dates from 2000. 13 offer emergency call-outs; 14 offer financing or payment plans; 8 give free estimates; 7 are family- or locally-owned and 9 list coupons or special offers. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Which companies listed for Parker answer no-heat calls at night?
Round the clock availability appears in 13 of the 24 listings on this page. An overnight visit is usually a diagnosis and a temporary fix, since supply counters are shut until morning. Ask what the after hours call out is before the truck leaves.
Apex QC Fans
“Not only did they get us installed quickly, but there was a damaged part (right out of the box—not their fault) and they were able to get a replacement part out and installed in less than a week!”
5280 Heating & Air Conditioning
“I highly recommend 5280 for doing an excellent (7 star) job installing the latest model Rheem IKONIC ultra high efficiency tankless water heater, which, by the way is made in the USA!”
T&C Mechanical LLC
“Our ac broke down and Cody was able to fit us in his busy schedule to help us fix it, he was fast, did a great job, and my house has never been colder.”
Aspen Air Heating & Air Conditioning
“This whole experience caught me off guard because I can't remember the last time any contractor was willing to help me try to fix something over the phone.”
Viking Heating
“In each instance, they had someone available to come to my house the day I called (others quoted me a week out, which wasn't an option in 90+ degree heat when hosting family from out of town!”
Hvac Army
“Once I moved in, I asked him to assess my fireplace, which wasn't working—he not only assessed it, but fixed it, cleaned it out, and had it working within 40 mins.”
Rapid Heating and Cooling Repair
“I had a furnace install done by Rapid heating and cooling repair company about a month ago and the service and install was excellent and they were very courteous and knowledgeable.”
Jtmechanical Design Concepts LLC
Van Genderen
“Even though he had a fender bender on the slick streets he came over, diagnosed the problem, ran over to a supply store on those same slick streets and fixed my heater.”
BES Electrical & Hvac Services
“BES was extremely responsive to our service request; Nick, the BES electrician did an amazing job……he was extremely thorough in completing his work.”
Top Shelf Electric
“They scheduled the estimate quickly, the price was fair (and even offered 10% if we participated in their annual service program) and the work itself was also scheduled very quickly.”
Befort Plumbing & Heating Inc
“One call to Marcus @ Befort Plumbing took care of my incompetence, and he made time the next day to sort out my mess and connected all the pipes to a new vanity.”
Time Plumbing
“Had Joe Ruiz out with Time plumbing & heating, he repaired several GAS LEAKS, most of them under the sssmmmaaalll crawl space and while under there also, located & repaired a substantial water drain .”
Day & Night Mechanical Solutions
“We called in to have the AC fixed under the one-year warranty, and the technicians that came out tried to fix the problem and thought they had fixed the problem.”
Aim High Hvac
“In addition to their professionalism, they were so kind to my children and weren't bothered by the very many times my daughter wished them "Merry Christmas" over and over again -- great people, great service.”
ROX Heating & Air
“Kelly, Shane, Cal, and John were all friendly, knowledgeable, timely and efficient in everything from the scheduling of our service visits to the installation of our new HVAC unit.”
Horizon Services Plumbing
“I was very impressed with the professionalism of Scott when he came to diagnose the air conditioning problem and with Caroline who came to explain and finalize the purchase and installation details of a new furnace.”
Right Away Heating
“It's hard to feel good about making decisions for repairs on appliances when you don't know all the ins and outs - I really appreciated understand all the steps and options.”
Why these companies made our list
What customers say about companies in and near Parker
- “Technician Sam really impressed us with his professionalism and all the time he took to explain the issues our furnace had.” — customer of Parker Heating and Air
- “Paul provided great service at a fair price and got my furnace back up and running.” — customer of Aspen Air Heating & Air Conditioning
- “When, after years of having inspections and maintenance done on my old furnace, it became necessary to replace it, they took the time to explain the options, made the process easy and I had new, updated equipment the next day.” — customer of Aim High Hvac
- “Very patient and thorough. He answered all my questions, and educated me step-by-step on what he was doing during the furnace safety check-up, tankless water service, and water testing.” — customer of Aim High Hvac
Excerpts from public reviews of the companies listed on this page.
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