Trusted Heating & Cooling Services in Austin, TX Since 1977

100% Satisfaction Guaranteed
STILL Locally Owned and Operated
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512-280-0011
0% financing for 72 Months with approved credit

Our Services

Heating

Our heating services are designed to keep your home comfortable and efficient throughout the colder months. We provide expert solutions that ensure reliable performance and energy efficiency. Trust us to handle all your heating needs with professionalism and care.

Air Conditioning

For reliable cooling services, trust the experts at McCullough Heating & Air Conditioning. Our skilled technicians are equipped to handle all your cooling needs, ensuring your home stays comfortable, efficient, and cool during even the hottest months.

Home Energy Audits

For comprehensive home energy audits, trust the experts at McCullough Heating & Air Conditioning. We'll thoroughly assess your home’s energy efficiency, identify areas for improvement, and provide solutions that enhance comfort and reduce energy costs.

Financing options available

We Live Here, We Give Here! Special financing for up to 6 years. Subject to credit approval.
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Experience the McCullough Difference

More Than a Service Call—Comfort You Can Count On
  • Trusted Service Since 1977
  • Expert Installation & Quality Repairs
  • Flexible Financing & Satisfaction Guarantee
  • Reliable, Local, Transparent Service
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Don’t Miss Today’s Offers

$100 OFF
on your next repair
New Customers Only. Minimum Repair total of $500 required.
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Expires: 3/31/2026

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Quality Service Recognition by Leading Organizations

Proudly Serving Austin and the Surrounding Areas

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Join our maintenance plan

Ensure Your Equipment is running smoothly Year-Round
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WHAT YOUR NEIGHBORS ARE SAYING ABOUT US

2 days ago
Chelsea Combs
Really appreciate Lynell being so thorough during our maintenance visit! Great experience
2 days ago
Arty Bentch
Showed up on time, very clear and communicative regarding the service. Overallthey were very professional, and did a great job.
2 days ago
CLED R
Miko showed up on time and completed work in a timely manner and explained everything very well. Spent time to diagnose and repair warranty work. Very nice and competent young man.
2 days ago
Lonnie Monreal
Competent technician. Arrived on time and serviced our unit expertly.
2 days ago
Leah Swaim
Shawn solved my problem super quickly and was easy to talk to. He answered all my questions and I felt comfortable with him in my home.
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