E.C. Ernst participated as the original electrical contractor for construction of the Crypt Church from 1920 - 1926. We continued providing electrical engineering and construction support for the Upper Church from 1953 -1959. Find out more » Washington National Cathedral: E.C. Ernst has been on-site at the Cathedral since the original electrical construction continuing from the early 1900’s through the completion of the West Towers in 1990. Find out more » St. Matthew’s Cathedral: E.C. Ernst was part of a team assembled to restore the Cathedral originally founded in 1893. The Church remained opened during the entire restoration project with four daily masses. E.C. Ernst employees received the Washington Building Congress 2004 “Star Award for Visual Excellence” for this project.Find out more » National Japanese American Museum: The National Japanese American Memorial is an unattended memorial in a park setting that is open to the public, 24/7, 365 days a year. E.C. Ernst’s greatest challenge for this project was to eliminate, as much as possible, any visible accessibility to power, lighting or controls. Find out more » Telecommunications Centers: E.C. Ernst has had extensive experience with Data Center installations for virtually every major telecommunications company located throughout the greater Washington DC area. Find out more »
  • Who we are
  • What we do
  • What we have done

    • Washington DC’s leader in electrical construction and contracting, E.C. Ernst was founded in 1915 based on a solid commitment to work every day to be the area’s leading provider of quality electrical services. E.C. Ernst has powered-up DC for almost 95 years and has built its strong reputation on a business model philosophy of “to do more than is expected.” E.C. Ernst routinely delivers substantial cost savings to clients and offers unrivaled experience and skilled professionals for projects of all sizes. Whether it’s design-build, contracting, service or network solutions, learn how E.C. Ernst can accomplish your electrical goals! We realize that only through you, our customers, are we able to continue what Mr. Ernst began some 95 years ago.

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    Some of our recent projects include many of the area’s leading institutions:

    • St. Matthew’s Cathedral
    • Washington National Cathedral
    • Basilica of the National Shrine of the Immaculate Conception
    • Immaculate Conception School
    • St. Albans

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    We work as a prime electrical contractor or subcontractor providing turnkey solutions throughout the Washington DC region.

    From small to complex projects, we have the expertise to complete work quickly, efficiently and within budget.

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