NAICS Demand Lane

    All Other Professional, Scientific, and Technical Services — Contract Opportunities

    4,694 total opportunities (4,694 active) tied to NAICS 541990 across federal, state, local, and forecast sources.
    NAICS 541990Federal + SLED4.7K total
    Total Opportunities
    4.7K
    Across all indexed sources
    Active Estimate
    4.7K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 541990.

    AI Summary

    This opportunity is for the Annual UPS Inspection and Maintenance at the National Animal Disease Center in Ames, Iowa. The solicitation number is 1232SA26Q0832, and it is set aside for small businesses. The contract will cover one base year and four option years, starting from September 8, 2026.

    MD

    Posted Jun 23, 2026Due Jul 9, 2026Combined Synopsis/SolicitationNAICS 541990Sol: 1232SA26Q0832
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    AI Summary

    This opportunity is a request for proposals (RFP) for loan file review services under a Blanket Purchase Agreement (BPA). It is set aside for small businesses, with a proposal due date of June 26, 2026. Amendments have been issued to clarify requirements and extend deadlines.

    Posted Jun 23, 2026Due Jun 26, 2026Combined Synopsis/SolicitationNAICS 541990Total Small Business Set-Aside (FAR 19.5)Sol: 47QACA26R0274
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    AI Summary

    The National Centers for Environmental Information is seeking proposals for the High Plains Regional Weather Records Center. The contractor will provide tailored environmental data products and services to meet regional weather records needs, focusing on user engagement and data transformation. Proposals are due by Jun…

    MD

    Posted Jun 22, 2026Due Jun 26, 2026SolicitationNAICS 541990No Set aside usedSol: 1332KP26R0023
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    AI Summary

    The National Centers for Environmental Information is seeking proposals for the Midwestern Regional Weather Records Center to provide tailored environmental data products and services. The contractor must be located within the region and engage with local stakeholders to address weather-related needs. The proposal due …

    MD

    Posted Jun 22, 2026Due Jun 26, 2026SolicitationNAICS 541990No Set aside usedSol: 1332KP26R0024
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    AI Summary

    The National Oceanic and Atmospheric Administration seeks proposals for the Northeast Regional Weather Records Center to provide tailored environmental data products and services. The contractor must be located within the region and engage with local stakeholders to address weather-related needs. Proposals are due by J…

    MD

    Posted Jun 22, 2026Due Jun 26, 2026SolicitationNAICS 541990No Set aside usedSol: 1332KP26R0025
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    AI Summary

    The National Oceanic and Atmospheric Administration is seeking proposals for the Southeast Regional Weather Records Center to provide tailored environmental data products and services. The contractor must be located within the region and engage with local stakeholders to address weather-related needs. Proposals are due…

    MD

    Posted Jun 22, 2026Due Jun 26, 2026SolicitationNAICS 541990No Set aside usedSol: 1332KP26R0026
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    AI Summary

    The National Oceanic and Atmospheric Administration is seeking proposals for the Southern Regional Weather Records Center to provide tailored environmental data products and services. The contractor must be located within the region and engage with local stakeholders to address weather-related needs. The proposal due d…

    MD

    Posted Jun 22, 2026Due Jun 26, 2026SolicitationNAICS 541990No Set aside usedSol: 1332KP26R0027
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    AI Summary

    The National Centers for Environmental Information is seeking proposals for the Western Regional Weather Records Center to provide tailored environmental data products and services. The contractor must be located in the specified region and engage with local stakeholders to address weather-related needs. Proposals are …

    MD

    Posted Jun 22, 2026Due Jun 26, 2026SolicitationNAICS 541990No Set aside usedSol: 1332KP26R0028
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    AI Summary

    The USPS Office of Inspector General is soliciting proposals through a Broad Agency Announcement for professional, consultant, and support services. This opportunity allows for rolling submissions until September 30, 2025, with potential contract awards throughout the solicitation period. Interested parties should refe…

    PA

    Posted Jun 22, 2026Due Sep 30, 2026Sources SoughtNAICS 541990No Set aside usedSol: 6HQOIG-26-A-0002
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    AI Summary

    The Department of the Treasury is seeking information on capabilities to provide monitoring, reporting, and validation services for procurement data. This Sources Sought aims to assess potential vendors' qualifications to enhance data quality and support acquisition management. Responses are due by July 9, 2026, and sh…

    DC

    Posted Jun 22, 2026Due Jul 2, 2026Sources SoughtNAICS 541990Sol: 2032H326N00099
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    4,224
    sled
    98
    forecast
    372

    About NAICS 541990

    This industry comprises establishments primarily engaged in providing professional, scientific, and technical services not classified in other specific industries. These services include a variety of specialized consulting and advisory services.

    Read the full NAICS definition →

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