HVAC, Plumbing & Electrical Services In Maryland since 1970
Proudly Serving Heroes
Proudly Serving Homes
About Us
HVAC, Plumbing, & Electrical Solutions in Gaithersburg & Glen Burnie, Maryland
GAC provides comprehensive residential and commercial services to meet the needs of homeowners and businesses in Anne Arundel, Prince George’s, Montgomery, Frederick, Howard, and Carroll Counties.
Upfront Pricing
100% Satisfaction Guarantee
Fully-Stocked Trucks
On-Time Service
Respect for Your Home
Offers
Save On Your Next Service
10% Off
All Service for Veterans, Active Military, and First Responders
*present ID at time of service*
Maintenance Plans
GAC Prime Maintenance Membership
One of the best ways to protect your HVAC system is with a Prime Maintenance Membership. Enroll today to receive these additional outstanding benefits:
High-Performance Seasonal Tune-Ups
20% Discount on HVAC Repairs
10% Discount On Electrical Repairs
Priority Service
Trusted, Professional Service Team
Reduced Diagnostic Fees
Satisfaction Guarantee
Relax, We'll Contact You!
Transferrable
Monthly Newsletter
Why Choose GAC?
Award Winning HVAC, Electrical, & Plumbing Contractor
We strive to be more than just an HVAC and electrical contractor—our goal is to improve people’s lives through better comfort, enhanced efficiency, and greater reliability. Consider the many reasons why your neighbors love working with GAC.
Local. Licensed. Here.
Neighbors serving Montgomery, Howard & Frederick.
Service With Respect.
We treat your home like our own. Clear, honest, on time.
Planned Comfort Saves Money.
Maintenance plans prevent breakdowns and save big.
We Support Those Who Serve.
Special discounts and priority scheduling for heroes.
Serviced Areas
Trusted by Your Neighbors in Maryland
At GAC Services, we deliver premium home comfort with trust, respect, and care — to your home and to the heroes in our community. We’re your neighbors, your partners in comfort, and your go-to team for reliable, lasting solutions. GAC Services provides HVAC, electrical, and plumbing services to your neighbors in Anne Arundel, Prince George’s, Montgomery, Frederick, Howard, and Carroll Counties.
Schedule your service!
Schedule Top-Rated HVAC, Electric, Plumbing, or Air Quality Service, today!
Our Reviews
Creating Happy Customers Since 1970
Our ability to deliver professional and reliable HVAC services has never wavered over the years because we remain dedicated to customer satisfaction and fair employee treatment.
Read Our Reviews