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Contract #: GS-35F-039AA GS-35F-0655W Contractor: QBASE, LLC Address: 12901 WORLDGATE DR STE 700 HERNDON, VA 20170-6014 Phone: (703)885-7826 E-Mail: meldridge@4qbase.com Web Address: http://www.4qbase.com SAM UEI: LENYC8LBF2B7 NAICS: 541519 Socio-Economic : Other Than Small Business Current Option Period End Date : Oct 18, 2027 Ultimate Contract End Date : Oct 18, 2032 Govt. POC: Annmarie Burns 202-501-0000 annmarie.burns@gsa.gov   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-35F-039AA   Oct 18, 2027 Oct 18, 2032 54151HEAL 54151S ANCILLARY OLM

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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-35F-0655W   Sep 23, 2025 Sep 23, 2030 54151S OLM