Austin’s Local HVAC Company & Plumber 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 & Plumbing. 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 & Plumbing. 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 & Plumbing. 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.
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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: 7/31/2026

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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

22 hours ago
Enrique Lin Shiao
Great experience, would recommend! Diagnosed issues quickly and was able to address same day!
1 day ago
T S
They were awesome.No complaints.
1 day ago
Roy Hedlund
Miko was very thorough and courteous, put on protective booties when entering our home . Flushed the condensation line and checked all readings on the air handler and outside condenser unit. Miko also top the time to pair my phone withe the ecobee stat.
1 day ago
LM C
McCullough has proven time and again that they are reliable, honest, and thorough with their work. We have used them several times over the course of these past few months - Jayden Mendez was the HVAC technician that we had been assigned and he has demonstrated efficient evaluation, troubleshooting, and repair of both our aging HVAC units whilst performing routine maintenance. We appreciate all of his hard work!
1 day ago
Michael Eccles
Kyle was very professional and completed the job at a very high level.
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