What We Do...

First and foremost, we are an air conditioning and heating company.

Cool Masters aims to provide customers with honest and dependable service at the highest ethical standards. Our certified technicians have the training, tools, and experience to troubleshoot and repair any air comfort or quality problem you may encounter.

About Cool Masters

We are a family-owned and operated business with a combined total of more than 45 years of HVAC knowledge and experience. We are proud to have provided outstanding work in the HVAC industry since our company's founding. Since 2005, Cool Masters Heating & Air Conditioning has provided residential and commercial customers courteous, on-time HVAC services improving the comfort and health of the Atlanta area.

Our Goal is Simple

Maximize your comfort, health, and energy savings.


Whenever you need air conditioner service, furnace repair, HVAC maintenance or installations, give our trusted Lawrenceville technicians a call. We proudly servce Suwanee, Duluth, Dacula, Alpharetta, Johns Creek, Buford, Gwinnett County, Fulton County and the Metro Atlanta area.


What We Offer...

  • Free estimates on replacement
  • Award-winning service
  • Satisfaction guarantee
  • 30 day warranty
  • Preventative Maintenance Agreements
  • Free second opinion
  • Lifetime parts and labor warranty available
  • and a whole lot more!


Cool Masters, Inc., Heating & Air Conditioning, Lawrenceville, GA




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