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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /541

    NAICS Demand Lane

    Professional, Scientific, and Technical Services, Contract Opportunities

    111,366 total opportunities (111,366 active) tied to NAICS 541 across federal, state, local, and forecast sources.
    NAICS 541Federal + SLED111.4K total
    View NAICS definition →
    Total Opportunities
    111.4K
    Across all indexed sources
    Active Estimate
    111.4K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 541.

    DEPARTMENT OF TRANSPORTATION

    CORE RESEARCH PROGRAM TECHNOLOGY TRANSFER & COMMERCIALIZATION ADVANCEMENT

    Active

    AI Summary

    PHMSA seeks proposals to advance mature pipeline-safety technologies, at Technology Readiness Levels 7–9, toward commercial deployment and operational use. Projects should resolve remaining technical, regulatory, operational, credentialing, and market barriers, with a clear path to deployable products or integrated ser…

    DC

    Posted Nov 14, 2026Due Nov 18, 2026Combined Synopsis/SolicitationNAICS 541330Sol: 693JK326RA002
    View details→

    DEPT OF DEFENSE

    HOT STICKS AND GLOVES TESTING SERVICES, TRAVIS AFB

    Active

    AI Summary

    Travis Air Force Base seeks a firm-fixed-price contractor for a five-year service contract to test, inspect, and service electrical hot-line tools, including 127 pairs of gloves and two blankets every six months and three hot sticks annually. Testing must follow applicable ASTM, ANSI, and OSHA requirements. Services mu…

    CA

    Posted Nov 13, 2026Due Dec 1, 2026Combined Synopsis/SolicitationNAICS 541380Total Small Business Set-Aside (FAR 19.5)Sol: FA442727Q1009
    View details→

    DEPT OF DEFENSE

    REQUEST FOR PROPOSAL (RFP) - RESILIENT MISSILE WARNING TRACKING (RMWT) LOW EARTH ORBIT (LEO) GROUND ENTRY POINTS (GEPS)

    Active

    AI Summary

    The Space Development Agency seeks proposals for an indefinite-delivery, indefinite-quantity effort to establish resilient missile-warning and tracking ground entry points at multiple global locations. Work includes site civil construction; procurement, installation, integration, testing, and verification of shelters, …

    VA

    Posted Nov 13, 2026Due Dec 18, 2026SolicitationNAICS 541715No Set aside usedSol: FA240126R0003
    View details→

    DEPT OF DEFENSE

    GPS GROUND SEGMENT MONITOR STATION SERVICE (MSS)

    Active

    AI Summary

    The Space Systems Command is conducting market research for a secure Monitor Station Service to modernize and sustain the GPS ground receiver network. The envisioned service must track legacy, modern civil, and military M-Code signals across up to 63 satellites, integrate with the existing Architecture Evolution Plan a…

    CA

    Posted Nov 13, 2026Due Dec 8, 2026Sources SoughtNAICS 541715No Set aside usedSol: SSC-GCS-MSS-SSN-2026-2
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    PALLET RACK INSPECTION

    Active

    AI Summary

    The Department of Veterans Affairs is seeking information about pallet rack inspection and repair services. This is a sources-sought notice, not a solicitation; interested vendors should review the attached RFI document for the scope and response requirements. The notice lists NAICS code 541350 and has no set-aside des…

    KS

    Posted Nov 13, 2026Due Nov 20, 2026Sources SoughtNAICS 541350Sol: 36C77027Q0021
    View details→

    DEPARTMENT OF TRANSPORTATION

    DESIGN RENOVATION, SYSTEM SUPPORT CENTER (SSC), 3551 COMBINE ST., PASO ROBLES, CA

    Active

    AI Summary

    The FAA seeks a contractor to provide design services for renovation of the System Support Center at 3551 Combine Street in Paso Robles, California. Award is intended for the lowest-priced responsible offeror whose proposal conforms to the solicitation, following successful price negotiations. The solicitation includes…

    TX

    Posted Nov 13, 2026Due Dec 2, 2026SolicitationNAICS 541330Total Small Business Set-Aside (FAR 19.5)Sol: 697DCK-27-R-00022A
    View details→

    DEPT OF DEFENSE

    SOLICITATION_SERVICENOW STAFF AUGMENTATION SERVICES

    Active

    AI Summary

    The Department of the Navy seeks quotations for professional technical staff augmentation services supporting the Southwest Regional Maintenance Center at Naval Base San Diego. The solicitation is full and open under NAICS 541512 and uses commercial acquisition procedures under FAR Part 12; it does not state that FAR P…

    CA

    Posted Nov 13, 2026Due Nov 18, 2026Combined Synopsis/SolicitationNAICS 541512Sol: N5523627Q0003
    View details→

    DEPARTMENT OF HEALTH AND HUMAN SERVICES

    REQUEST FOR INFORMATION: OPERATIONAL AND TECHNICAL SUPPORT FOR THE ADMINISTRATION OF THE TRUSTED EXCHANGE FRAMEWORK AND COMMON AGREEMENT™ (TEFCA®).

    Active

    AI Summary

    HHS ONC seeks industry input on operational and technical support for administering TEFCA, including governing documents and stakeholder groups, QHIN onboarding and operations, cybersecurity, interoperability testing, compliance investigations, and dispute resolution. Responses may address one or more functional areas …

    DC

    Posted Nov 13, 2026Due Dec 11, 2026Special NoticeNAICS 541519Sol: RFI_12112026ONC
    View details→

    DEPT OF DEFENSE

    CIVIL WORKS CONSTRUCTION MANAGEMENT SERVICES

    Active

    AI Summary

    USACE New York District is conducting market research for construction management services across its predominantly New York District and broader North Atlantic Division CONUS areas. The agency anticipates two single-award task order contracts, each with a five-year ordering period and an approximate $30 million maximu…

    NY

    Posted Nov 13, 2026Due Nov 27, 2026Sources SoughtNAICS 541618Sol: W912DS27S0007
    View details→

    DEPT OF DEFENSE

    MILITARY CONSTRUCTION MANAGEMENT SERVICES

    Active

    AI Summary

    USACE New York District is conducting market research for a potential five-year, single-award task order contract for construction management services, primarily supporting military construction and sustainment, restoration, and modernization projects across the New York District and broader North Atlantic Division CON…

    NY

    Posted Nov 13, 2026Due Nov 27, 2026Sources SoughtNAICS 541618Sol: W912DS27S0008
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    55,904
    sled
    52,365
    forecast
    3,097

    Related NAICS Codes

    • 54, Professional, Scientific, and Technical Services→
    • 5411, Legal Services→
    • 54111, Offices of Lawyers→
    • 541110, Offices of Lawyers→
    • 54112, Offices of Notaries→
    • 541120, Offices of Notaries→
    • 54119, Other Legal Services→
    • 541191, Title Abstract and Settlement Offices→
    • 541199, All Other Legal Services→
    • 5412, Accounting, Tax Preparation, Bookkeeping, and Payroll Services→

    Explore

    • 541 Definition→
    • Browse NAICS Codes→
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    • AI Contract Categories→
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    • Browse by State→

    About NAICS 541

    This sector comprises establishments that specialize in performing professional, scientific, and technical services for others. These services require a high degree of expertise and training.

    Read the full NAICS definition →