In business since 1994, GSW Electric offers professional service, repair and installation for Residential and Commercial customers throughout central Maryland, the Baltimore and Washington D.C. metro areas.

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About Us

With over 20 years of experience, GSW Electric is a family-owned and operated, full service electrical contractor serving residential and commercial customers.

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Hello. This afternoon, Mark, from GSW, came to my home to track down an electrical problem. All I can say is….what terrific service!
Coleman Clarke, Mt. Airy

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George “Spencer” Willie – Master Electrician

GSW Electric, LLC
Mount Airy, MD 21771
(240) 832-4241
Licensed & Insured

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Generac Generator Install – Woodbine, MD

GSW Electric using an underground missile to a Generac generator in Woodbine, Maryland....

400 Amp Installation- Langley Terrace, MD

GSW Electric installing new 400 amp services in Langley Terrace, Maryland. George...

Pole Bases – Key Bridge, Baltimore, MD.

GSW Electric repairing pole bases for  the Key Bridge in Baltimore. George...

Outdoor Lighting- Rockville, MD

GSW Electric was hired by Avison Young to make repairs to outdoor lighting at one of...

IHOP Capitol Heights Sign Lighting

GSW was hired to replace the bulbs and ballasts in the sign at IHOP in Capitol Heights....

Custom LED Lighting – Washington DC

GSW Installed custom LED lighting for wall art in Washington DC. George...

Washington Temple LED and Parking Lot Lighting – Washington, DC

GSW Electric was hired again by the Washington Temple to replace the lighting on the...

Parking Lot Lighting and Sign Lighting


National Institute of Standards and Technology- Gaithersburg, MD

GSW Electric’s electrican Brian Blizzard recently finished a day of work at...

College Park, MD. IHOP Restaurant

February 2014 Electrical Contractor GSW Electric was hired by IHOP Restaurant to replace...