Potomac Electrical Services, LLC dba PotomacTesting

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In business since 1985

Potomac Electrical Services, LLC is an industry leader in comprehensive low, medium, and high voltage electrical equipment services. We serve the following sectors and industries: government/institutional, transportation, utilities, disaster recovery, technology & manufacturing, healthcare, data centers, and commercial.

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CIS tracks public and private construction across NJ, NYC, Long Island, Lower Hudson Valley, Eastern PA & DE — delivering early project visibility, bid updates, and competitive insights daily. Know what's coming before your competition does.

Early insights on public & private projects
Real-time bid updates & scope changes
GC, Sub & Planholder visibility
Competitive bidding history & insights

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"Their website has the most accurate & up-to-date information when compared to the others out there. I highly recommend their service."

— Jerry Russano

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