Tarpy Heating
“The servicemen who showed up were courteous, friendly, knowledgeable, efficient & cleaned up the areas before they left.”
Best HVAC Contractors in Santee, CA
15 companies listed · 11 in Santee · 4 open 24/7 · 11 open weekends · 14 rated 4.5+
Data verified October 15, 2026
Allegiance Heating & Air Conditioning Inc
“Communication was on point, the field tech was very knowledgeable and gave me all the options for upgrade and repairs.”
Heynow Heating and Air Conditioning
“I had an AC system installed at my old house and had 4 other bids for this house, but HEYNOW was by far the best.”
Schoonmaker Heating & Air Conditioning
“Quality craftsmanship, easy to work with, I would absolutely recommend these fine folks for all your HVAC needs!”
Heating & Air Inc.
“From the moment we met with Jason, to his install crew Brent & Louis whom went above the call of the job, as well as the service manager Gaylord, it was a positive experience.”
RR Heating & Air Conditioning
“Called Ray, came out, he said no need to replace he can repair the unit.”
The 15 companies listed for Santee, CA 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: Santee, CA
Of the 15 companies we list here, 11 are in Santee itself and 4 come from El Cajon (4 mi). The companies on this page are rated from 4.2 to 5.0 across 2,982 reviews; 6 have 50 or more reviews and 14 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (93%), responsiveness (88%) and punctuality (85%). The topics that come up most in reviews of the companies on this page are "price" and "estimates". 4 are open around the clock; 11 are open on Saturdays and 6 on Sundays. 7 show a license on their websites; 2 list staff certifications (EPA and NATE) and 4 have a BBB rating of A or A+. Domain records put 7 websites of the companies on this page at ten or more years old; the oldest dates from 1999. 7 offer emergency call-outs; 6 offer financing or payment plans; 7 give free estimates; 5 are family- or locally-owned and 6 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 Santee answer no-heat calls at night?
Round the clock availability appears in 4 of the 15 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.
Pantaira Heating and Air
“On time, professional, communicative, and did a great job on our unit.”
San Diego Plumbing Heating Air
“Great service for many years, not only for my home they also provide great service for my employers office buildings I manage.”
Fresh Air Mechanical
“I messaged Vadim at Fresh Air Mechanical on a Sunday afternoon regarding an issue with my furnace and received a response almost immediately.”
Heating and Air Conditioning
“I will continue to recommend them to all my friends and family.”
Indoor Comfort Systems
Bob Jenson Air Conditioning and Heating
“Very detailed and let us know what he was doing each step of the way.”
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Blue Diamond Heating and Air
“They came out and quickly fixed it without charging me and provided overall insight on my AC and the replacement process if it ever were to come to it.”
JPM Heating & Air Inc.
“A few years ago they installed a complete new HVAC in my home, furnace, air conditioner and new ductwork .”
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Acs/ American Comfort Services
“Fast and efficient and explained everything he found and took care of it.”
Why these companies made our list
What customers say about companies in Santee
- “Employees are knowledgeable and friendly. They are reliable, professional and are reasonably priced.” — customer of Schoonmaker Heating & Air Conditioning
- “From the initial consultation to the final installation of both my air conditioner and heater, Tim demonstrated professionalism, expertise, and genuine care for my comfort.” — customer of Heynow Heating and Air Conditioning
- “Raul provided excellent customer service. He thoroughly checked various aspects to confirm the thermostat was the problem and promptly fixed it.” — customer of Allegiance Heating & Air Conditioning Inc
- “When they were done, they also walked with me for my inspection and demonstrated that the system was cleanly installed and worked as advertised.” — customer of Fresh Air Mechanical
- “They explained everything that was installed and answered all our questions about the unit and how to use the thermostat.” — customer of Fresh Air Mechanical
Excerpts from public reviews of the companies listed on this page.
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