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 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

Free 2nd Opinion on Repairs
Must have a recent quote from a licensed competitor
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Expires: 10/31/2026

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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

13 hours ago
Stephanie Stallard
I worked with McCullough for a pre season tune up in April and again in October for a drain issue. Overall I am happy with their responsiveness and service. Sam returned to my home twice after the first visit to ensure the job was handled correctly after things came up.
19 hours ago
Naveus Maximum
Professional, informative and courteous.
23 hours ago
Chelsea Walker
Excellent, knowledgeable and professional’
2 days ago
Leeza C
Raul Alcaraz was very professional, kind, and courteous throughout the entire process. Raul took the time to explain everything clearly, worked efficiently, and made sure everything was taken care of properly. His friendly attitude and excellent customer service. I highly recommend Raul to anyone!
2 days ago
KG
Kyle Sterling was a top notch technician and guided me through everything during our appointment today and helped take care of all of the issues with my AC! Very grateful for his patience and fast thorough service!
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