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Living in Georgia, you know the importance of a working, efficient air conditioner. Cool Masters, Inc. takes pride in being your comfort and efficiency specialists. Located in Lawrenceville, we provide reliable AC repair and installation services throughout the area including Suwanee, Gwinnett, and Metro Atlanta.


Whether you need new AC installation, repair, maintenance, or even emergency repair, you can count on us to get the job done quickly for a great price. We’ve been in business for more than 45 years thanks to our fantastic clients who trust us with their HVAC needs. We treat all our clients with nothing but professionalism and respect. Our experience and track record prove that we’re the best company for the job—let us prove it to you!


Is your AC unit close to being 15 years old? Have your energy bills spiked recently? If so, a new AC unit may be just what you need to keep your home cool and comfortable in an efficient manner. You’ll quickly see the difference in your monthly energy bills after getting a newer, more efficient model.

If you think new air conditioning installation is right for you, give us a call! We’ll advise you on which model will work best for your home. If you’re not sure if you need a replacement or just repairs, you can trust our advice in that area as well. We’ll never suggest anything you don’t truly need. We even offer a free second opinion for extra peace of mind.


a technician repairing an air conditioning unit

Unfortunately, air conditioners don’t work perfectly all the time, but you can trust us with all your home AC repair service needs. Our AC repair company has served clients all over Georgia for more than 45 years. Whether it’s a simple repair, major repair, or even a full replacement, we have the right expertise in all air conditioning repair service areas.

Trust Cool Masters for all central air conditioning repair needs and enjoy a 30-day warranty as well as complete satisfaction guaranteed. A lifetime warranty on parts and labor is available as well.


Regularly maintained air conditioners require fewer repairs, use less energy, and ensure your manufacturer’s warranty stays intact. At Cool Masters, we make it easy for you by offering air conditioner maintenance agreements. Agreement benefits include discounts on parts and labor and discounts for referred family and friends.

Taking advantage of AC maintenance services means you’re more likely to avoid large repairs or premature replacements, and you’ll avoid going without AC at the worst possible time (like a sweltering Georgia summer!).


You can’t trust AC issues to adhere to normal business hours, so neither do we. Our HVAC contractors are extended hours Monday through Saturday.

Normal Business Hours:

Monday to Saturday: 8AM to 5PM

Emergency Hours:

Monday to Saturday: 5PM to 9PM
Sundays are Emergency Services Only

We have experience in every type of repair, large or small, and genuinely care about what we do. Trust Cool Masters for expert AC repair; we guarantee you’ll be satisfied with our work.