Seal Engineering, Inc.

Visiting address

3323 Duke Street



Postal address

United States


Tel +1 703 823 6366

Fax +1 703 823 2890

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Company information

Seal Engineering, Inc. is a civil-structural engineering firm dedicated to providing professional engineering services for the following building systems: - Roofing; terrace, plaza deck and below-grade waterproofing. - Parking garages, balconies, paving, concrete and masonry. - Building facades and sealant. - Windows, curtain walls, storefronts and skylights. - Structural and materials failure analysis. - Site drainage. We are located in Alexandria, Virginia, and predominantly work on projects located in the Washington, DC - Baltimore area.

Company information

Headquarters location 3323 Duke Street
22314 Alexandria
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Company Size


  • Concrete Construction & Repair
  • Consulting Services
  • Restoration / Testing Services
  • Traffic Deck Coatings
  • Waterproofing