GovBidReport → by trade → Professional, Scientific, and Technical Services → Illinois
Professional, Scientific, and Technical Services contracts in Illinois
22 open federal solicitations in professional, scientific, and technical services (NAICS 541) to be performed in Illinois — 6 reserved for small businesses. From SAM.gov.
Chain Reaction Innovations - Energy Technology InnovationEnergy, Department of · due 2026-10-30Chain Reaction Innovations - Energy Technology InnovationEnergy, Department of · due 2026-10-30Chain Reaction Innovations - Energy Technology InnovationEnergy, Department of · due 2026-10-30C1DA--578-27-003 - Renovate A Section First Floor of Building 1 - Design FY27Veterans Affairs, Department of · due 2026-10-30 · SDVOSBC1DA--578-27-003 - Renovate A Section First Floor of Building 1 - Design FY27Veterans Affairs, Department of · due 2026-10-30 · SDVOSBAirlift Efficiency Commercial Solutions Opening (CSO)Dept of Defense · due 2028-02-26CSO - USTRANSCOM Information Technology (IT) Enterprise Modernization (ITEM) SolutionsDept of Defense · due 2030-08-01AMC/A6 Information Technology Needs Commercial Solutions Opening (CSO) - Amendment 03Dept of Defense · due 2031-02-26AMC/A6 Information Technology Needs Commercial Solutions Opening (CSO) - Amendment 03Dept of Defense · due 2031-02-26AMC/A6 Information Technology Needs Commercial Solutions Opening (CSO) - Amendment 03Dept of Defense · due 2031-02-26AMC/A6 Information Technology Needs Commercial Solutions Opening (CSO) - Amendment 03Dept of Defense · due 2031-02-26
All 22 — filter to your certifications →
Also see: all 1,189 open professional, scientific, and technical services contracts (most federal work is location-flexible and open to Illinois firms).
This report compiles and structures publicly posted government solicitation information from official procurement sources. It is not legal advice, is not affiliated with or endorsed by any government agency, and does not replace reading the full official solicitation and its amendments. Requirements, evaluation criteria, and deadlines are current as of the source posting — always confirm against the official solicitation and any addenda before you submit. Being responsive is your responsibility; verify every mandatory item in the official document.