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HVAC Services & Electricians in Bethesda, MD

Bethesda’s #1 Choice for Heating, Air Conditioning & Electric

GAC Services is a full-service HVAC contractor and electrician that serves the Bethesda area. Whether you need a repair, installation, or maintenance, our team can provide you with the services you need. When you choose us to solve your needs, you’re guaranteed on time service, 100 percent satisfaction, up-front pricing, and respect for your home and family.

If you need service from a contractor you can trust, count on GAC Services. To schedule HVAC or electrical service in Bethesda, contact us online or give us a call!

Bethesda Electricians

We do now! Your #1 choice for cooling and heating services in Maryland can now be your #1 choice for electric services. GAC Services is pleased to offer comprehensive electrical repairs, replacements, upgrades, and installations to customers in Bethesda.

Our electrical services include but aren’t limited to:

  • Circuit breaker services – including heavy-ups and panel upgrades
  • Portable generator services – including transfer panels
  • Attic and gable fan installations and repairs
  • Recessed lighting – using LED lamps for energy savings
  • Network wiring – including Cat 6 Ethernet wiring
  • Outlet replacement – including GFI outlets, switch replacement, and USB outlet combinations for charging your phone or other devices
  • Smoke detectors and carbon monoxide detectors – new installations and upgrades available
  • Dedicated circuitry – for appliances (both 120 and 240 volt), electric cars, hot tubs, HVAC wiring, etc.
  • All electrical repairs – if you have any sort of electrical problem, our master electricians can fix it!

Heating Repair, Installation & Maintenance

When you need solutions for keeping your home in Bethesda warm and comfortable, trust the experts at GAC Services. Our factory trained and nationally certified technicians are armed with the best products and can help you identify the most affordable and energy efficient way to heat your home.
We sell, install, repair, and service the following heating systems:

  • Heat pumps
  • Furnaces
  • Hybrid heating systems
  • Geothermal units

For affordable equipment installed and repaired by Maryland’s best technicians, contact the experts at GAC today.

Air Conditioning Repair, Maintenance & Installation in Bethesda, MD

Since our doors opened in 1970, we’ve been keeping our customers cool with air conditioning services in Bethesda. Whether you’re looking for prompt AC repair or to upgrade from your flimsy window unit to a central air conditioner, our NATE-certified technicians are experts in all AC makes and models.
We sell, install, repair, and service the following cooling equipment:

  • Central air conditioners
  • Ductless air conditioning
  • Heat pumps
  • Geothermal units

"We wouldn’t think of using anyone else. We have always been very satisfied with your service and your wonderful staff. ****** rating!"
John Micheal, MD

The GAC Difference

“What do our customers want?” That’s the question that’s been driving 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 Bethesda over the years. And it is this that we consider the GAC difference.
Contact us for a free replacement estimate on a new installation or to schedule service today.
We looking forward to serving you and hopefully making you a customer for life!

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The information on this website is for informational purposes only; it is deemed accurate but not guaranteed. It does not constitute professional advice. All information is subject to change at any time without notice. Contact us for complete details.