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Heat & AC Repair You Can Trust

MCM Heating & Air Conditioning is the oldest HVAC repair company in Cooke County, and for very good reason. We put our reputation on the line with each and every service call we make. That means, when we show up at your door for an AC repair, you are the most important customer we have!

We combine “Old World Craftsmanship” with “Modern Know-How”, and the result is quality, affordable heating and air conditioning repair that you can trust.

Since 1967, Gainesville TX has trusted MCM Heating & Air Conditioning for reliable AC Repair, Furnace Repair, and service on all makes and models of HVAC equipment.

From Cooke County to parts of Denton, Grayson and Montague Counties, we provide fast, friendly and trustworthy AC repair & service for all makes and models of heating and air conditioning equipment.

Here at MCM Heating & Air Conditioning, we strive to be on the cutting edge of technology and push the limits of what was only thought to be possible. From simple designs to multiple zone systems, and even accessing your comfort system over the internet, we can offer affordable additions to your connected world.

We have no desire to be the largest heating and air conditioning company in Gainesville TX. We have no desire to be the busiest air conditioning and heating contractor in North Texas. We do, however, strive to be the most sought after provider of air conditioning and heating service and installations. With your help, we are on our way to achieving that goal!

Old World Craftsmanship · Modern Know-How
Call Today at (940) 668-7129

MCM Heating & Air Conditioning is an authorized American Standard Heating & Cooling dealer in Gainesville TX that offers Heating and AC repair.


You can always depend on the reliability of American Standard. Since 1881, we have built systems that deliver quality heating and cooling during your family's most precious moments.


American Standard creates smarter solutions that improve the lives of our customers and our environment. Our sustainable heating & cooling products help reduce our energy footprint.

Home Comfort

Our goal is to create the perfect heating and cooling system for your family. We evaluate your home and design a system that best fits your needs, as well as one the fits your budget.

Air Quality

American Standard’s line of indoor air quality solutions help keep your air cleaner and fresher. We offer plenty of options to improve your air quality from humidity and allergens.

About Us

MCM Heating and Air Conditioning has been taking care of Cooke County’s HVAC needs since 1967. We are proud of our history and our reputation!

HVAC Services

Running a successful heating and air company for over 54 years requires a passion for quality and customer service.

Our Products

We sell equipment ranked among the best in the industry. We can look at your particular needs and find the best solution!

What Our Customers Say…

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Lamp Module, Motion Detector or Camera

Limited time offer. Not valid with any other offer. Valid only on installation of Starter Home Automation System. Call for more details.

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