Trusted Heating & Cooling Services in Austin, TX Since 1977

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

FREE Service call with Repair
No Hidden Fees.
Book Now

Expires: 1/31/2026

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
Jeffrey Henke
Clayton was excellent - on time, courteous, polite, and efficient. His helper/ trainee, Mico (?) was also very pleasant! Good job, guys! And thanks!
2 days ago
Elizabeth Breston
Erik was excellent! Highly recommend!
2 days ago
Sherry Eisenberg
Joshua and Craig were great. Made sure my heating system was working properly and did the repairs quickly and efficiently.
2 days ago
Rebecca Tucci
Makayla took her time, was thorough and went above and beyond with everything she did. Made good recommendations and we hope to keep working with her. Everyone at McCullough has been great, they are pleasant and helpful; we highly recommend this company.
3 days ago
Lauren Alexander
Bought our Carrier AC unit from McCullough Heating and Air Conditioning years ago. The sales team, installation team, and quality control team were all top-notch! Since then we have our HVAC system checked semi annually through them. The technicians are always thorough and professional!
    View All Reviews