Need HVAC Repair in the Austin Area?

Count On McCullough!

McCullough offers an independent take on dependability. We ensure excellence of service and dedication to quality, AND we’re practicing what we promise. We don’t follow the status quo – problems are investigated uniquely and each home’s needs are attended to in a personalized way. We won’t sell you anything you don’t need, and you won’t find any hidden fees slid in later. We charge what we say we will.

If you’re in need of heating or AC repair, call us. You’ll enjoy an efficient home visit with a highly-skilled technician, and we’ll enjoy getting to the bottom of your discomfort, fast!

HVAC Emergency Service

How Do I Know I Need An AC Repair?

Your home comfort system will give you signs that it needs attention. Look for the following signs that you need a heating or AC repair:


If your furnace, heat pump, air conditioner, or ductless system is emitting odors, don’t delay. Our customers report everything from sulfuric or 

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It’s normal that different areas of your house feel slightly different in temperature. Normally, this is caused by changes in the sun exposure, opening and closing of doors and 

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Your house will emit a lot of strange noises that go bump in the night.The important thing is to identify the source. If you suspect that any component of your HVAC system

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Changes In

Your HVAC system shouldn’t turn on and off constantly, turn on and then stop abruptly, take a long time to turn on after thermostat adjustments, or give you any other trouble.

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Leaks of air, other gases, or moisture can be problematic for an HVAC system. Leaky ducts can cause your system to overwork, cycle too frequently, and

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Loss Of Function

If your heating or air conditioning system fails to turn on or respond to commands from your thermostat, it’s time to call the pros. We can help you determine what’s

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We Are Austin. We Are HVAC.

Be Proactive About HVAC Repair

Your HVAC system is an invisible assistant, helping your home feel cool all summer and cozy all winter. This major piece of your home comfort puzzle also helps to eliminate airborne toxins and pollutants, regulate your home’s humidity, and keep your family safe, healthy, and happy.

We know that Austin families also care about the environment, energy efficiency, and — yes — keeping things affordable. We’ll ensure the fairest price for the level of service we provide, offer savings in every season, and we can even help you secure rebates or financing options if you choose to replace your system.

If you don’t choose to proactively repair (and maintain!) your HVAC system now, you could encounter much more costly repairs, an emergency replacement, and a whole lot of discomfort. That’s not meant to scare you — it’s a reminder to invest wisely in someone you can trust.

Our Pricing Is Set, Certain, And Backed By An Efficient Process.


Austin Heating And AC Repair Done Right

We specialize in keeping your family comfortable in your home. Our goal is to keep your system running well for as long as possible by offering quality AC repair and HVAC maintenance services. The experts at McCullough are trained on:

Comprehensive Diagnosis

We’ll make sure we find the root cause of your home comfort concerns and make a plan of repair or service that speaks to your unique needs

Holistic, Whole-Home Service

During repairs, system installations, or routine maintenance, you’ll find our technician thinking about your whole home and lifestyle at every turn

Air Quality And Wellness

If we find air quality concerns such as errant humidity levels, duct leaks, or poor filtration we’ll help you breathe easy

Energy Efficiency And Weatherization

During every repair or service call, the McCullough team will be thinking about ways to save you money and save the planet, too.

We Service All Brands Of Central Air Conditioners, Heat Pumps And Furnaces

Carrier Armstrong Fedders Janitrol Trane
Mitsubishi Electric Climate Master Friedrich Kenmore WeatherKing
Aire-Flo Coleman Frigidaire Lennox Whirlpool
Amana Comfort Maker General Electric (GE) Payne White Westinghouse
American Standard Daikin Goodman Rheem WaterFurnace
Bryant Ducane Haier RUUD York
Aprilaire Emerson Heil Tappan Carrier
LG Luxaire ICP Brands Tempstar Carrier
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