We Are Austin, We Are HVAC
Trusted Heating & Cooling Services in Austin, TX Since 1977

100% Satisfaction Guaranteed


When a technician arrives at your home they will explain all of your options before starting repairs so you can make decisions before any work begins. You can trust us to perform a professional Heating job.


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When you need Cooling services, trust the experts at McCullough Heating & Air Conditioning. Our technicians have the skills, knowledge, and tools to fix most Cooling problems on the spot.


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When you need Energy Audit services, trust the experts at McCullough Heating & Air Conditioning. Our technicians have the skills, knowledge, and tools to fix most Energy Audit problems on the spot.


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See The McCullough Difference For Yourself

Don’t call a stranger, call McCullough! 100% Satisfaction Guarantee!

  • Austin Energy Registered Contractor
  • Trusted service since 1977
  • 0% Financing for Installs
  • Locally owned & operated

Financing options available

We Live Here, We Give Here! 0% financing for up to 6 years

Join our maintenance plan

Ensure Your Equipment is running smoothly Year-Round

Don’t Miss Today’s Offers

Our Special Time Limited Offers is a great way to save money on your Home services! Contact us today and book An appointment.

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McCullough Heating & Air Conditioning 2620 Buell Avenue Austin Texas 78757
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Lower your energy costs today!

The Inflation Reduction Act is a landmark new law to curb inflation by offering incentives to invest in high-efficiency home improvements, among other things. The act provides you with a 30% credit on the purchase of energy-efficient water heaters and HVAC systems (the two biggest sources of energy usage in your home). Combine this with savings from McCullough, decreased energy bills, and there’s never been a better time to invest in energy efficiency!

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What your neighbors are saying about us

The Team at McCullough Heating & Air Conditioning are known for their friendly personalities, excellent customer service and competitive prices. See what other locals are saying about us.

Vipul Mehta
Vipul Mehta 5.0
Matt Kelley
Matt Kelley 5.0

I really appreciate the level of customer service, my technician Joey was extremely knowledgeable, friendly and thoroughly explained the issues he discovered with my HVAC system. I highly recommend their services. Thank you!

Thomas Hudson
Thomas Hudson 5.0
Donna Batts
Donna Batts 5.0
Susan Lipien
Susan Lipien 5.0

Best ever

Michael Garza
Michael Garza 5.0

Kyle visited our home today and analyzed our entire a/c system. I was very impressed with his thoroughness and attention to detail as he discussed the various components of the system and how they worked. He was not pushy on any services but did a great ...job of explaining my options. The value received for the small service fee to diagnose my system was well worth the price. He essentially did a semi-annual check up which I was pleasantly surprised by. I cannot speak to the quality of work for install or repairs as I have not used their services previously , however , for customer service, friendliness. and industry knowledge I would highly recommend you consider this company for your heating and cooling needs.Read More...


Very professional. Very thorough. My only criticism is that it took almost three weeks to get a maintenance visit.

Tyler Latouf
Tyler Latouf 5.0

Joey helped my uncle get his a/c back on. He found a mistake the original installer made and corrected it so that everything would work. Can’t thank him enough

Robert Cook
Robert Cook 5.0
Darlene Toledo
Darlene Toledo 5.0

Great attention to detail !

Serving the Austin area, TX since 1977

  • Allandale
  • Anderson Mill
  • Austin
  • Barton Creek
  • Brentwood
  • Cedar Park
  • Courtyard
  • Crestview
  • Davenport
  • Ranch
  • Jollyville
  • Lakeway
  • Leander
  • Lost Creek
  • Northwest Hills
  • Oak Hill
  • Pflugerville
  • River Place
  • Rolling
  • South Austin