NAICS Demand Lane

    Security Systems Services (except Locksmiths) — Contract Opportunities

    5,631 total opportunities (5,631 active) tied to NAICS 561621 across federal, state, local, and forecast sources.
    NAICS 561621Federal + SLED5.6K total
    Total Opportunities
    5.6K
    Across all indexed sources
    Active Estimate
    5.6K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 561621.

    AI Summary

    The Department of the Interior, US Geological Survey, is seeking proposals for two mobile surveillance security trailer systems. This includes installation, monitoring, maintenance, and support services for the Washington Water Science Center Field Services Facility in Lakewood, WA. Interested bidders should respond to…

    CA

    Posted Aug 4, 2026Due Aug 17, 2026Combined Synopsis/SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: 140G0326Q0128
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    AI Summary

    The Department of Defense is soliciting bids for IDS Inspection Services at Fort Devens, MA. This is a 100% service-disabled veteran-owned small business set-aside. The contract will be a Firm Fixed Price with a base period and four option periods. Interested parties must submit their quotes by 7 August 2026, and a sit…

    NJ

    Posted Aug 4, 2026Due Aug 7, 2026SolicitationNAICS 561621Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: W15QKN-26-Q-A146
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    AI Summary

    The Social Security Administration seeks a contractor for preventive maintenance, repair, and emergency services for automatic door systems at its headquarters. This includes inspections and support for various door types, ensuring operational efficiency and safety across multiple buildings.

    MD

    Posted Aug 4, 2026Due Aug 19, 2026SolicitationNAICS 561621Sol: 28321326Q00000145
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    AI Summary

    The Bureau of Land Management is seeking proposals for the installation of a CCTV security system in the Lakeview District, Klamath Falls, Oregon. This opportunity is categorized as a combined synopsis/solicitation, inviting both product and service offerings. Interested bidders should prepare to submit their proposals…

    OR

    Posted Aug 4, 2026Due Aug 14, 2026Combined Synopsis/SolicitationNAICS 561621Sol: 140L4326Q0096
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    AI Summary

    The 325th Contracting Squadron at Tyndall AFB is seeking proposals for maintenance and support of the Lenel Access Control System at Eglin AFB. The solicitation has been amended multiple times, with the latest offer date extended to August 12, 2026. Interested parties should refer to the attached Statement of Work for …

    FL

    Posted Aug 4, 2026Due Aug 12, 2026SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: FA481926Q0045
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    AI Summary

    The Department of Defense is seeking a contractor to upgrade the camera system in Hangar 9's tool box storage area. The new system must provide reliable 24/7 recording and easy tracking tools. Proposals are due by August 14, 2026, with a site visit available for interested bidders. Contact information for the contracti…

    HI

    Posted Aug 4, 2026Due Aug 14, 2026SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: FA521526Q0032
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    AI Summary

    The Department of the Interior, Bureau of Land Management is soliciting proposals for the installation of a security camera system at Sloan Canyon NCA. This opportunity is categorized under security services and requires adherence to the provided statement of work. Interested bidders should prepare their proposals acco…

    NV

    Posted Aug 3, 2026Due Aug 20, 2026SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: 140L3926Q0038
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    AI Summary

    The Department of the Interior, Bureau of Land Management is soliciting proposals for the Sloan Intrusion Detection System as outlined in the Statement of Work. This opportunity is classified under NAICS code 561621 and is not set aside for simplified acquisition procedures.

    NV

    Posted Aug 3, 2026Due Aug 20, 2026SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: 140L3926Q0034
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    AI Summary

    The Department of Homeland Security is soliciting proposals for the inspection, maintenance, and repair of the intrusion detection system at the Sensitive Compartmented Information Facility. This is a Total Small Business Set-Aside with a firm-fixed-price contract. Proposals are due by 3:30 pm CDT on 12 AUG 2026, and i…

    LA

    Posted Aug 3, 2026Due Aug 12, 2026SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: 70Z02926QNEWO0182
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    AI Summary

    The Department of Veterans Affairs is soliciting proposals for PACS maintenance services under a SDVOSB set-aside. This opportunity is focused on maintaining medical imaging systems and is classified under NAICS code 561621. Bidders should prepare to meet the specific requirements outlined in the solicitation.

    DC

    Posted Aug 3, 2026Due Aug 14, 2026SolicitationNAICS 561621Sol: 36C10D26Q0144
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    4,285
    sled
    1,315
    forecast
    31

    About NAICS 561621

    This industry comprises establishments primarily engaged in providing security systems services, such as installing, monitoring, and maintaining security and fire alarm systems, excluding locksmith services. These services help protect properties and assets through electronic security measures.

    Read the full NAICS definition →

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