Trusted Heating & Cooling Services in Austin, TX Since 1977

100% Satisfaction Guaranteed
STILL Locally Owned and Operated
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512-280-0011
Don't Miss Out $2,000 Federal Tax Credit for New SystemsExpires 12/31/25

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

FREE Service call with Repair
No Hidden Fees.
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Expires: 12/31/2025

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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

4 days ago
M. Arispe
I appreciate y’all.
4 days ago
Samuel Caire
Sean was quick and helpful with some maintenance tips. Appreciate the professional service.
4 days ago
Diane Hern
Excellent customer service. Had to call in a Saturday for an issue at a rental property and they got there super quickly. The technician was very thorough in diagnosing the problem and get it addressed. The cost was very reasonable for the service provided. I recommend the maintenance plan for sure!
5 days ago
Maryam Taheri
I would love to share the incredible experience that we have had. Kyle was exceptionally phenomenal. We had a number of things that we didn’t understand why they were happening. He did thorough inspection work. He looked at everything very much. He then proceeded to provide us with an overview of what he saw was going on and his action plan to fix it. he came back and then fixed it after he got the parts and the other things that he needed. Kyle is the best!!!!
5 days ago
Patty Lamb
Incredible and reliable company. Sean my tech was the GREATEST!! So competent and very relatable.
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