Trusted Heating & Cooling Services in Austin, TX Since 1977

100% Satisfaction Guaranteed

STILL Locally Owned and Operated

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.

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

Don’t Miss Today’s Offers

FREE Service call with Repair

No Hidden Fees.

Expires: 12/31/2025

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Quality Service Recognition by Leading Organizations

Proudly Serving Austin and the Surrounding Areas

Allandale

Anderson Mill

Brentwood

Courtyard

Crestview

Davenport

Jollyville

Northwest Hills

Oak Hill

South Austin

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Join our maintenance plan

Ensure Your Equipment is running smoothly Year-Round

See Our Maintenance Plans

WHAT YOUR NEIGHBORS ARE SAYING ABOUT US

20 hours ago

Alan Hecht

Technicians are great. The fact that McCullough gives an all-day window for the technician to arrive is so 1980-ish. Even cable companies give you a 4-hour arrival window.

22 hours ago

elenita costales

Josh replaced the defective parts of the heater in no time. The heater started working and happy to say, the house is warm again Thanks

23 hours ago

Lonnie Monreal

Competent technician. Arrived on time and serviced our unit expertly.

1 day ago

Ellery Buchanan

Processional and punctual. Very thorough and a nice respectful technician.

1 day ago

Sarah Berger

Great experience from estimate to installation! They are professional, honest, timely, knowledgeable, and respectful!

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