AC Express
“There were some complications due to the original installation issues, but they did such great follow ups that I offered additional payment out of my own gratitude which they politely declined.”
Best HVAC Contractors in Cedar Park, TX
15 companies listed · 14 in Cedar Park · 5 open 24/7 · 13 open weekends · 11 rated 4.5+
Data verified October 18, 2026
DR Hvac Services
“I have dealt with Isaac, Richard, and Marge and it's been great!”
Caprock Heating & Air Conditioning
“Caprock folks have monitored my HVAC for the past 4 years, and it has been great.”
The AC Guy
“They are knowledgeable about rebate and government tax incentives that make replacing a system almost the same price as expensive repairs.”
Dragonfly Mechanical
“This is a great business - for the last dozen years Dragonfly Mechanical is the only HVAC service company we've used.”
Advanced Air Conditioning and Heating
“The technician is excellent at explaining the repair process for my AC unit, paying close attention to every component, and offering trustworthy advice on adding new equipment.”
The 15 companies listed for Cedar Park, TX 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: Cedar Park, TX
Of the 15 companies we list here, 14 are in Cedar Park itself and 1 comes from Austin (15 mi). 13 of the companies on this page have a rating, from 4.3 to 5.0 across 1,575 reviews; 8 have 50 or more reviews and 11 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (95%), responsiveness (79%) and punctuality (72%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "communication". 5 are open around the clock; 13 are open on Saturdays and 7 on Sundays. 3 show a license on their websites; 1 lists staff certifications (NATE) and 1 has a BBB rating of A or A+. Domain records put 8 websites of the companies on this page at ten or more years old; the oldest dates from 2006. 7 offer emergency call-outs; 5 offer financing or payment plans; 3 give free estimates; 3 are family- or locally-owned and 4 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 Cedar Park answer no-heat calls at night?
Round the clock availability appears in 5 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.
Britton Service Group
“He really took his time to make sure all our questions were answered, and his team did an amazing job with the details (fixing the compressor slab, chalking, insulation on lineset, etc).”
Cool Experts
“I was in touch with a few different companies and Cool Experts was the fastest, highest quality, and least expensive - very impressed!”
Kosel AC & Heating
“We will use them again without hesitation and will be telling our family and friends.”
Phoenix Air LLC
“Jim was super busy, and still took time to come out and try to make us comfortable until he can come back out and give us a proper estimate!”
Espinoza Hvac
“I like this since with other companies I have used in the past I feel like I have paid for services that they did not take time to explain.”
Aloha AC and Heating
“They diagnosed and then solved three other core issues by installing an additional air intake, putting adjustment collars on all 14 ducts and changed out vents which were not of the right type.”
Blue Ocean Heating & Cooling
Even Better Heating & Cooling
Trusted Heating and Cooling
“He was respectful to my home wearing bootie covers whenever he entered and he knocked every time even though I told him that he was free to just come in to do his work as needed.”
Why these companies made our list
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