Upfront pricing. 100% satisfaction guarantee. On-time service. Factory trained and nationally certified technicians. Respect for your home.
These are just a few reasons why your neighbors love working with GAC. It is this commitment to excellence, along with our friendly and honest professionals, that has helped us satisfy tens of thousands of customers throughout Maryland over the years. And it is this that we consider the GAC difference. Read our reviews to see what your neighbors have to say about working with us!
We go above and beyond
Since 1970, GAC Services has developed a strong reputation for providing our customers with professional, honest, and reliable cooling and heating solutions. It is this commitment to excellence, along with our friendly and honest professionals, that has helped us satisfy tens of thousands of customers throughout Maryland over the years and garner numerous positive reviews. And it is this that we consider the GAC difference.
When you choose GAC Services, you will experience the best in home services. Our customization and attention to detail will be clear in the care and steps we take to ensure your new system meets your expectation. Our commitment to customer service includes a 100% satisfaction guarantee on all Bryant products and service, up to a 10-year total comfort warranty, convenient maintenance memberships, and rapid service response. It is our commitment to improving your home’s comfort, efficiency, and reliability that sets us apart from all the other contractors
But don’t take it from us—check out what our neighbors in Montgomery, Frederick, and Howard counties have to say about working with GAC Services in the reviews above!
Ready to schedule service? Contact us online or give us a call at (240) 233-8498 today!
Award Winning HVAC & Electrical Contractor
Our commitment to training the best team of licensed HVAC technicians and electricians possible and dedication to outstanding customer service has contributed to our growth and success. See our awards »
Join GAC's Prime Maintenance Membership
- High-performance seasonal tune-ups
- 20% discount on heating and cooling services
- 10% off electrical repairs
- Emergency service
- Reduced diagnostic fee
- And more!
Financing Options Available
At GAC, we understand how important a functioning HVAC system is for your home. This is why we offer flexible financing options to help you take care of your new HVAC purchase, so you can get back to taking care of what matters most to you.
A well-maintained HVAC system can save you from having to invest in costly repairs down the road. Learn more about the priority maintenance services offered by GAC Services.