1,300+ Reviews   |     4.9 Rating  

Our Service Area

Trusted HVAC & Electrical Services in Montgomery County, Frederick County, Howard County and Carroll County

When you need a solution for maintaining year-round comfort in your Maryland home or business, trust the experts at GAC Services. We proudly offer the best HVAC and electrical products and services to our customers in the Gaithersburg area.

Not sure if you live in our service area? Check out this list of cities where we do business.

Montgomery County

  • Aspen Hill
  • Ashton
  • Barnesville
  • Beallsville
  • Bethesda
  • Boyds
  • Brinklow
  • Brookeville
  • Burtonsville
  • Cabin John
  • Chevy Chase
  • Clarksburg
  • Colesville
  • Damascus
  • Darnestown
  • Derwood
  • Dickerson
  • Gaithersburg
  • Garrett Park
  • Germantown
  • Glen Echo
  • Hyattstown
  • Kensington
  • Laytonsville
  • Laurel
  • Montgomery Village
  • North Bethesda
  • North Potomac
  • Olney
  • Poolesville
  • Potomac
  • Rockville
  • Sandy Spring
  • Silver Spring
  • Spencerville
  • Takoma Park
  • Washington Grove
  • Wheaton

Frederick County

  • Adamstown
  • Brunswick
  • Buckeystown
  • Fort Detrick
  • Frederick
  • Ijamsville
  • Jefferson
  • Middletown
  • Monrovia
  • Mount Airy
  • New Market
  • Point of Rocks
  • Tuscarora
  • Urbana
  • Walkersville

Howard County

  • Clarksville
  • Columbia
  • Cooksville
  • Dayton
  • Ellicott City
  • Fulton

Carroll County

  • Linwood
  • New Windsor
  • Union Bridge

 

If you don’t see your city listed, give us a call at 301-926-3253 or contact us online to see if serve your area. We look forward to hearing from you!

$100 Off Panel Replacement or Upgrade!

Restrictions may apply. Offer expires on Sep. 30, 2021. ONE COUPON PER CUSTOMER PER VISIT.

expires 09/30/2021 read more  
Schedule Service
$59 Seasonal System Check Original Price $129

Claim our $59 Seasonal System Check, and your second system is only $129! Ensure your system is ready for the season and prevent costly breakdowns.

Filters need replacing, electrical components tested and safeties need to be verified. We do all that and provide advice on how to improve your comfort and reduce your energy costs. For even more peace of mind, we also offer a maintenance program that provides priority service, seasonal tune-ups and 20% discounts on repair.

Schedule your appointment today.

Coupon good for one system, each additional system is only $129! Restrictions may apply. One coupon per visit. Offer expires on Sept. 30, 2021. ONE COUPON PER CUSTOMER PER VISIT.

expires 09/30/2021 read more  
Schedule Service
Need Service? Schedule a service with us today!

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Hear What People
Are Saying

1,300+ Google Reviews
4.9 Star Average Rating
GAC sales rep and the installers arrived at my home on time and were professional. They respected me and my home and arrived masked and gloved (much ap...
Why GAC
On-Time Service
100% Satisfaction
Up-Front Pricing
Factory-Trained Technicians
Fully-Stocked Trucks
Respect for Your Home
Membership Perks
High-Performance Seasonal Tune-Ups
20% Discount on HVAC Repairs
10% Off Electrical Repairs
Priority Service
A Trusted Professional on Your Home Service Team
Reduced Diagnostic Fee
Satisfaction Guarantee
Relax, We’ll Contact You!
Transferable
Monthly Newsletters
Service Area Areas We Serve We provide heating and cooling services throughout Montgomery County, Frederick County, Howard County, and Carroll County.