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.
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.
SWITCHGEAR / POWER DISTRIBUTION
You can trust our experience estimating, laying out, and managing switchgear projects.
MATERIAL SALES
Whether you need cable, pipe, fittings, or more, you have access to resources throughout the DMV to fill even the largest orders.
DATACOMM SOLUTIONS
Turn to us for communications cable, patch cables and panels, voice and data connectors, and more for your datacomm projects.
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.
In the News
From Our Blog
Submit a Credit Application Did you know you could apply for a credit account with Dominion Electric Supply Company of Washington, LLC? …
Safety
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: se.com/us/en/work/products/local/safety-notices/2022/qo-pon-loadcenters/