NAICS Demand Lane

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

    4,743 total opportunities (4,743 active) tied to NAICS 54199 across federal, state, local, and forecast sources.
    NAICS 54199Federal + 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 54199.

    AI Summary

    The Massachusetts Army National Guard seeks contractor support for the Homeland Response Force Supported Collective Training Exercise. This includes personnel, equipment, and medical support at Joint Base Cape Cod. Interested small businesses must submit quotes via email, adhering to detailed instructions in the solici…

    MA

    Posted Jul 11, 2026Due Jul 15, 2026SolicitationNAICS 541990Total Small Business Set-Aside (FAR 19.5)Sol: W912SV26QA017
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    AI Summary

    The Mission and Installation Contracting Command is seeking sources for ACIDS support to enhance live training modernization requirements. This opportunity is a Sources Sought notice, 100% set-aside for Service-Disabled Veteran Owned Businesses. Responses are due by 10am EST on July 24, 2026, and must be submitted via …

    VA

    Posted Jul 10, 2026Due Jul 24, 2026Sources SoughtNAICS 541990Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: W911S0-26-X-SSNAC
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    AI Summary

    The Department of Homeland Security, US Coast Guard, is seeking quotations for engine water sample testing for the MH-65E aircraft. This is a total small business set-aside opportunity with a five-year contract period. Interested parties must submit their quotes by August 10, 2026, at 10:00 am EDT.

    NC

    Posted Jul 10, 2026Due Aug 10, 2026Combined Synopsis/SolicitationNAICS 541990Total Small Business Set-Aside (FAR 19.5)Sol: 70Z03826QB0000147
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    AI Summary

    The Department of Defense is seeking proposals for onsite integrated supply chain management support for the F/A-18 program. This service contract requires expertise in supply chain operations and is not set aside for small businesses. Proposals are due by July 16, 2026.

    PA

    Posted Jul 9, 2026Due Jul 16, 2026SolicitationNAICS 541990Sol: N0038326QT071
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    AI Summary

    The National Institutes of Health is seeking proposals for histopathology and antibody screening services related to a preclinical trial for Hutchinson-Gilford Progeria Syndrome using a mouse model. This opportunity is a presolicitation and is focused on advanced biomedical research and therapeutic development.

    MD

    Posted Jul 9, 2026Due Jul 20, 2026PresolicitationNAICS 541990Sol: 75N98026Q00764
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    AI Summary

    The Department of Defense is soliciting for Substance Abuse Control Officer (SACO) Management Services at Marine Corps Base Camp Lejeune. This opportunity is set aside for SDVOSBC and is categorized under NAICS 541990. Interested bidders should refer to solicitation M6700126Q0066 for details.

    NC

    Posted Jul 9, 2026Due Jul 20, 2026SolicitationNAICS 541990Service-Disabled Veteran-Owned Small Business Set AsideSol: M6700126Q0066
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    AI Summary

    The Department of Defense is seeking professional services under NAICS Code 541990. This presolicitation is set aside for small businesses and will transition to a FAR Part 12 Combined Synopsis/Solicitation. A draft will be posted on SAM.gov around July 24, 2026.

    FL

    Posted Jul 9, 2026Due Sep 12, 2026PresolicitationNAICS 541990Total Small Business Set-Aside (FAR 19.5)Sol: W900KK-26-ST3-Professional-Services
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    AI Summary

    The National Park Service at Glacier National Park requires annual fire extinguisher inspection and servicing for approximately 900 extinguishers. This is a Total Small Business Set-Aside, with quotes due electronically by the specified deadline. The anticipated performance period begins August 1, 2026, following winte…

    AZ

    Posted Jul 9, 2026Due Jul 27, 2026SolicitationNAICS 541990Total Small Business Set-Aside (FAR 19.5)Sol: 140P1526Q0117
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    AI Summary

    The General Services Administration is issuing Amendment 0009 for the OASIS+ Unrestricted solicitation, which supports multi-agency contracts for integrated services. Offerors can submit proposals for multiple domains, and registration in SAM.gov is required. The solicitation remains continuously open, allowing for rol…

    DC

    Posted Jul 9, 2026Due Jan 11, 2027SolicitationNAICS 541990No Set aside usedSol: 47QRCA23R0006-P2
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    AI Summary

    The GSA is issuing Amendment 0009 for the OASIS+ Total Small Business Set-Aside solicitation, which is continuously open for proposals. This IDIQ contract allows for multi-agency participation and rolling admissions. Offerors must register in SAM.gov and submit proposals through the OASIS+ SubmissionPortal. Ensure comp…

    DC

    Posted Jul 9, 2026Due Jan 11, 2027SolicitationNAICS 541990Total Small Business Set-Aside (FAR 19.5)Sol: 47QRCA23R0001-P2
    View details

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    4,325
    sled
    106
    forecast
    312

    About NAICS 54199

    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 support activities.

    Read the full NAICS definition →

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