Professional and Friendly: That’s how we do business!

HVAC Services & Electricians in Columbia, MD

We’re setting new standards in the Maryland HVAC and electrical market one home at a time!

Whether you’re looking for HVAC or electrical service in Columbia, you’re guaranteed on-time service, 100% satisfaction, upfront pricing, and respect for your home when you call the experts at GAC Services.

Ready to schedule service? Contact us online today to schedule HVAC or electrical services in Columbia!

Budget-Friendly Air Conditioning Repair & Installs in Columbia

Since our doors opened in 1970, we’ve been keeping our customers cool with air conditioning services. Whether you’re looking for prompt air conditioning repair in Columbia, MD or need 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, installrepair, and maintain the following cooling equipment:

Contact us today for reliable HVAC services in Columbia, MD and see why your neighbors have been trusting us since 1970 with their heating and cooling needs.

Need a Heating Contractor in Columbia?

When you need solutions for keeping your home 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:

For affordable heating equipment installed and repaired by Columbia’s top technicians, contact the experts at GAC today.

Electrical Services in Columbia

Our electrical services in Columbia include:

  • 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 volts), electric cars, hot tubs, HVAC wiring, etc.
  • All electrical repairs – if you have any sort of electrical problem, our master electricians can fix it!

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 consistently choose GAC as their trusted electrical and HVAC contractor. 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.

Contact us for a free replacement estimate on a new installation or to schedule HVAC or electrical service in Columbia today!

Not sure what the problem is?

Our troubleshooter can help!

get started now »