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Contract #: 47QRAA22D00AR 47QRCA25DU408 Contractor: HDR ENVIRONMENTAL, OPERATIONS AND CONSTRUCTION, INC. Address: 369 INVERNESS PKWY STE 325 ENGLEWOOD, CO 80112-8001 Call: 303-754-4250 Email: gsaelibrary@hdrinc.com Web Address: http://www.hdrinc.com SAM UEI: EKCVZLXL4MA8 NAICS: 541620 Socio-Economic : Other Than Small Business Current Option Period End Date : Jun 1, 2027 Ultimate Contract End Date : Jun 1, 2042 Govt. POC: Marie Porrazzo 253-561-8473 marie.porrazzo@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 47QRAA22D00AR Terms & Conditions + Price List Jun 1, 2027 Jun 1, 2042 541370GIS 541620 562910REM 611430

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 47QRCA25DU408   Dec 16, 2029 60601 60602 60603 60604 60605 60606 60607 60608 60609 60610 60611 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