24/7 Emergency Service, Techs Always On Call GA Emergency Line: 770-483-3850 TN Emergency Line: 615-352-0095 Call Us Today!

Cumming GA: 770-886-1998
Conyers GA: 770-483-3850
Nashville TN: 615-352-0095


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    Welcome to Reliance Heating and Air Conditioning

    Woman holding hands behind head while relaxing From professional air conditioning and heating system installation to HVAC repair and preventative maintenance, trust Reliance Heating and Air Conditioning for all your heating and cooling needs. We are a full service, licensed Georgia HVAC contractor serving all of Metro Atlanta as well as the Nashville and Chattanooga areas of Tennessee. As one of the largest HVAC companies in the southeastern US, we provide prompt and efficient service to our residential and commercial customers. Our expert technicians are available 7 days a week, 24 hours a day.

    Quality Driven HVAC Services

    We install only the best quality HVAC equipment from the most reputable brands. We work on all makes and models of equipment and are able to service units of all sizes. Our technicians follow all manufacturers’ recommendations on proper and professional maintenance by offering the best preventive maintenance programs in the Greater Metro Atlanta area and Tennessee.

    Reliance Heating and Air Conditioning

    Our Full Range of Services Include:

    • Custom Air Filtration Systems

    • Custom Designed HVAC Systems Using Quality Manufacturers such as Carrier, Lennox and More

    • Custom Humidity Control

    • Preventive Maintenance Agreements


    Trust Our Expertise

    Learn more about our more than 40 years of experience in the HVAC industry.

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