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Contract #: GS-00F-280CA 47QRCA25DU519 Contractor: DEWBERRY ENGINEERS INC. Address: 8401 ARLINGTON BLVD FAIRFAX, VA 22031-4619 Call: (703)208-6872 Email: hperlmutter@dewberry.com Web Address: http://dewberry.com SAM UEI: K3WDSCEDY1V5 NAICS: 541620 Socio-Economic : Other Than Small Business Current Option Period End Date : Feb 22, 2026 Ultimate Contract End Date : Aug 26, 2035 Govt. POC: Sonia He 667-421-7435 sonia.he@gsa.gov Terms & Conditions Price List Contract Clauses/Exceptions: View the specifics for this contract EPLS : Contractor not found on the Excluded Parties List System Source Title Contract Number Terms & Conditions / Price List Current Option Period End Date Ultimate Contract End Date Category    View Catalog MAS Multiple Award Schedule GS-00F-280CA Terms & Conditions Price List Feb 22, 2026 Aug 26, 2035 541330ENG 541370GEO 541370GIS 54151S 541611 541620 OLM

Additional Contracts held by this contractor. To view more details of a contract, click the Contract Number below.

Source Title Contract Number Terms & Conditions / Price List Current Option Period End Date Ultimate Contract End Date Category    View Catalog OASIS+UR OASIS+ UR 47QRCA25DU519   Dec 16, 2029 60201 60202 60203 60204 60205 60206 60207 60208 60209 60210 60211 60212 60213 60214 60215 60216 60701 60702 60703 60704 60705 60706 60707 60708 60709 60710 60711 60712 60713 60714 60715 60716 60717 60718 60719 60720 60721 60722 60723 60724 60725 60726 60727 60728 60729