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Tri-State Engineering, LLC

6925 Willow Street NW, Washington, DC 20012
DBESBE

Certifications

TypeStateAgencyCertificate #
DBEWashington D.C.District Department of Transportation—
SBEWashington D.C.District Department of Transportation—

NAICS Codes

238220Plumbing, Heating, and Air-Conditioning Contractors.238390Other Building Finishing Contractors.541330Engineering Services.541350Building Inspection Services.541490Other Specialized Design Services.541511Custom Computer Programming Services.541512Computer Systems Design Services.541519Other Computer Related Services.541618Other Management Consulting Services.541690Other Scientific and Technical Consulting Services.541990All Other Professional, Scientific, and Technical Services

Service Areas

Washington D.C.

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Contact Information

202-552-6631

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