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

21 hours ago
Geary Foster
Kyle, the service technician, did a very professional and timely repair. He has been at my home multiple times, and I find him polite, respectful, and honest. Wish I could request him specifically any time I need service. Thank you for delivering the parts and for the timely communication with up dates.
2 days ago
Dale Joslyn
Mikala came to my house to do the semi annual checkup. She was very thorough. She even hosed down the outside ac. Nobody has ever done that before. She answered all of my questions and was very polite. She even told me to never worry about the ac as she had my back. Not 5 stars 6 stars. Joey you got a real pro here.
2 days ago
Roland Garcia
Makayla did a great job servicing our systems today. She was prompt, courteous, knowledgeable and professional.
2 days ago
gwendolyn8
Kyle was great and a total pro.
2 days ago
Lawrence Kim
Kyle was great, quick, knowledgeable and helpful.
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