Austin’s Local HVAC Company & Plumber Since 1977

100% Satisfaction Guaranteed
STILL Locally Owned and Operated
Book Now
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.

PLUMBING

For dependable plumbing services, trust the experts at McCullough Heating & Air Conditioning. Our experienced technicians provide professional plumbing solutions, from leak repairs and fixture installations to pipe replacements and routine maintenance. We’re committed to keeping your home’s plumbing system running efficiently, ensuring reliable water flow, improved performance, and peace of mind for you and your family.

Financing options available

We Live Here, We Give Here! Special financing for up to 6 years. Subject to credit approval.
View Financing

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
Book Now

Don’t Miss Today’s Offers

$100 OFF
on your next repair
New Customers Only. Minimum Repair total of $500 required.
Book Now

Expires: 6/30/2026

View All Offers
Contact Us

Quality Service Recognition by Leading Organizations

Proudly Serving Austin and the Surrounding Areas

View All Service Areas

Join our maintenance plan

Ensure Your Equipment is running smoothly Year-Round
See Our Maintenance Plans

WHAT YOUR NEIGHBORS ARE SAYING ABOUT US

2 days ago
Gary Parmelee
Great work as always
2 days ago
Mark Greiner
Craig was super knowledgeable and got major job done quickly. Very professional!!
3 days ago
Jeff Anderson
McCullough was able to provide same day service on a Saturday which was greatly appreciated. Craig the technician did a great job explaining what repairs were needed. He was very professional, yet personable.
3 days ago
Sandra Tapperson
McCullough came out for my semi annual A/C check. Miko was my service technician and he did a great job servicing my system. He went over all the details and recommended a minor repair. Miko showed me photos and his inspection reports. He was very courteous and knowledgeable.
3 days ago
Henry Harris
Great company that puts out quality work. If you or your family need HVAC solutions, you can count on the Mccullough team.
    View All Reviews