Your DC Electrical Supplies Connection Since 1957

Our company was founded in 1957 in Washington, DC as a local, family-owned supplier of electrical products. In 2002, Dominion Electric Supply Company of Washington, LLC was formed.

Today, we are a registered District of Columbia Corporation and a certified Local Business Enterprise (LBE) in the District of Columbia Certified Business Enterprise (CBE) program.

As our customers’ needs changed and evolved, so did our business. Contractors, builders, maintenance managers, and specifiers turn to us for residential and commercial lighting, switchgear quotations, electric heat systems, energy-saving solutions, and datacomm materials.

You deserve some credit

By Sally Burns | January 5, 2022

Did you know you could apply for a credit account with Dominion Electric Supply Company of Washington, LLC? With a credit account, you’ll be eligible for convenient terms and competitive pricing, plus you’ll get the convenience of putting your purchases “on account” or having them delivered to your office or job site. For a credit […]

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Schneider Recall Notice header

Schneider has issued a product recall safety notice on the QO™ Plug-On-Neutral Load Center. Affected devices need to be inspected. For more information and instructions, visit:


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Areas of Expertise

Our experienced staff members are here to help you operate your business more easily, efficiently, and profitably. Turn to us for help with any of the areas below.

  • Commercial Lighting

    We'll help keep your projects on track, on budget, and on time while coordinating with other contractors' schedules.

  • wire-spool

    Datacomm Solutions

    Turn to us for communications cable, patch cables and panels, voice and data connectors, and more for your datacomm projects.

  • Switchgear / Power Distribution

    You can trust our experience estimating, laying out, and managing switchgear projects.

  • Materials

    Whether you need cable, pipe, fittings, or more, you have access to resources throughout the DMV to fill even the largest orders.

  • Facility & Energy Management

    You can reduce your energy costs while improving efficiency. The more energy you're currently consuming, the more you'll save.

  • Government Sales

    You'll get your best shot at winning bids backed by our thorough knowledge of government compliance and regulations.

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