1,400+ Reviews   |     4.9 Rating  

Awards & Recognition

GAC Services was named the inaugural recipient of the Charles Bryant Award during the 2017 Bryant Dealer Rally in Indianapolis. The Charles Bryant Award, named for the company’s founder, recognizes a loyal Bryant Factory Authorized Dealer (FAD) that epitomizes the characteristics of Charles Bryant, including professionalism, quality, reliability, and community spirit. Learn more about this award.

Click Here to Schedule Service Online

301-926-3253

Award Winning HVAC & Electrical Contractor

Servicing Homes throughout Montgomery County & Frederick County, MD

GAC Services (formerly Gaithersburg Air Conditioning & Heating) is an award winning HVAC and electrical contractor servicing homes in the Montgomery County and Frederick County, Maryland areas. 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.

Our Awards

  • 2013 Bryant Dealer of the Year. The #1 Bryant Dealer in the Country.
  • Inaugural Winner of the Charles Bryant Award
  • 2017 Inaugural Charles Bryant Award Winner
  • 2016, 2017, 2018, 2019, 2020 Circle of Champions Award
  • 2015 ACCA Contractor of the Year
  • 2015 City of Gaithersburg Business Character Award
  • 2014 recognized as one of the top 3 Contractors in the country by ACCA
  • Fourteen-Time Winner of the Medal of Excellence Award in the Mid-Atlantic regions
  • Bryant Pinnacle Award
  • 2018, 2019, 2020 (3X) Best of Bethesda Award
  • 2014-2019 (5X) Angie’s List Super Service Award
  • Blue Ribbon Award in the Montgomery County
  • Contracting Business Quality Home Contracting Award
  • Washingtonian Magazine – Most trusted Contractor

2  12     1 

The GAC Difference

“What do our customers want?” That’s the question that’s driven the way we do business at GAC from the very beginning—back when you might have known us as Gaithersburg Air Conditioning & Heating!

While our name may have changed, the way we do business hasn’t.

Up-front 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.

The GAC Team

Friendly, Honest, Professional

Our people represent the foundation of the GAC difference, which is why we place such a strong focus on training and providing excellent customer service.

Schedule Award Winning HVAC & Electrical Service

Your home is a significant investment, so don’t just trust anyone to install, repair, or service the heating, cooling, and electrical equipment in your home. If you’re looking for award winning HVAC and electrical service in Montgomery County or Frederick County, contact us today!

Customer testimonials »

$75 Off Electric Panel Replacement or Upgrade

Restrictions may apply. One coupon per customer per visit.

expires 10/31/2021 read more  
Schedule Service
$59 Seasonal Heating Inspection Original Price $129

Allows one of our professionals to examine the inner workings of your heating system to ensure all of the important components are functioning correctly, and safely. In addition, discovering and fixing any issue in the fall or early winter means you’re less likely to have a breakdown when it’s freezing outside. One coupon per customer per visit. Restrictions may apply.

expires 10/31/2021 read more  
Schedule Service
Need Service? Schedule a service with us today!

Sidebar

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