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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /561621

    NAICS Demand Lane

    Security Systems Services (except Locksmiths), Contract Opportunities

    6,485 total opportunities (6,485 active) tied to NAICS 561621 across federal, state, local, and forecast sources.
    NAICS 561621Federal + SLED6.5K total
    View NAICS definition →
    Total Opportunities
    6.5K
    Across all indexed sources
    Active Estimate
    6.5K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 561621.

    DEPARTMENT OF VETERANS AFFAIRS

    H263--ANTI-LIGATURE DOOR ALARM INSTALLATION SERVICES

    Active

    AI Summary

    The Department of Veterans Affairs seeks quotations for anti-ligature door alarm installation services at the San Diego VA Medical Center. This SDVOSB set-aside is issued as a combined synopsis/solicitation under FAR Part 12; the notice does not establish whether FAR Part 13 applies. Offers are due November 25, 2026, a…

    CA

    Posted Nov 13, 2026Due Nov 24, 2026Combined Synopsis/SolicitationNAICS 561621Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: 36C26227Q0084
    View details→

    USCG TRACEN PETALUMA SIEMENS FIRE ALARM SYSTEM REPAIR

    Active

    AI Summary

    The U.S. Coast Guard Training Center Petaluma seeks qualified Siemens technicians to repair and troubleshoot its fire alarm system at the Petaluma, California facility. This small-business set-aside is a firm-fixed-price RFQ, with award based on technical capability and price. Work must be completed within 30 days of a…

    Posted Nov 13, 2026Due Nov 23, 2026SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: 61200PR270005532
    View details→

    USCG STATION WACHAPREAGUE ALARM MONITORING SERVICE

    Active

    AI Summary

    The U.S. Coast Guard seeks a small-business contractor to provide all labor, materials, equipment, and supervision for alarm monitoring services at Station Wachapreague. The anticipated award is a firm-fixed-price contract under NAICS 561621. Quotes are due by email using SF-18 by November 30, 2026. A site visit is sch…

    Posted Nov 12, 2026Due Nov 30, 2026SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: 3030127RFQ000001
    View details→

    DEPT OF DEFENSE

    W9124G26CBARRACKS

    Active

    AI Summary

    The Army is seeking small-business quotes for firm-fixed-price security camera maintenance services at barracks at Fort Rucker, Alabama. The procurement uses lowest-price technically acceptable evaluation under simplified acquisition procedures. A site visit and question period are specified in the solicitation. The am…

    AL

    Posted Nov 12, 2026Due Dec 18, 2026Combined Synopsis/SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: 052917
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    CTX LIFE SAFETY ASSESSMENT AND FIRE DAMPER INSPECTION

    Active

    AI Summary

    The Department of Veterans Affairs is soliciting a service-disabled veteran-owned small business for a life safety assessment and fire damper inspection. Solicitation 36C25727Q0050 contains the detailed scope and requirements. The response deadline is November 23, 2026.

    TX

    Posted Nov 12, 2026Due Nov 23, 2026SolicitationNAICS 561621Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: 36C25727Q0050
    View details→

    DEPT OF DEFENSE

    LENEL ONGUARD SYSTEM WITH LENELS2 PHYSICAL SECURITY SOLUTIONS

    Active

    AI Summary

    The Naval Surface Warfare Center Carderock Division intends to purchase a new Lenel OnGuard system with LenelS2 physical security solutions. This is a brand-name, firm-fixed-price purchase order under simplified acquisition procedures, with quotations requested directly from suppliers. The notice states that no separat…

    Posted Nov 12, 2026Due Nov 20, 2026Special NoticeNAICS 561621Sol: 1301398064-1
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    H312--FIRE ALARM MAINTENANCE SERVICE CONTRACT FY27 - NEW BASE + FOUR - 583

    Active

    AI Summary

    The Department of Veterans Affairs is soliciting a new base-year contract with four option years for fire alarm maintenance. The electric fire pump’s monthly no-flow tests are performed in-house, while the contractor is responsible for quarterly flow tests. The solicitation does not specify whether additional inspectio…

    OH

    Posted Nov 12, 2026Due Nov 16, 2026SolicitationNAICS 561621Sol: 36C25027Q0009
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    J012-- FIRE ALARM SUPPRESSION MAINTENANCE & REPAIR SERVICES

    Archived

    AI Summary

    The Department of Veterans Affairs is soliciting quotations for fire alarm and fire suppression monitoring, detection, testing, maintenance, and repair at the Southeast Louisiana Veterans Health Care System medical campus in New Orleans. The procurement is a 100% service-disabled veteran-owned small business set-aside …

    MS

    Posted Nov 11, 2026Due Nov 13, 2026Combined Synopsis/SolicitationNAICS 561621Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: 36C25627Q0041
    View details→

    LOCK, KEY, AND TRAKA KEY MANAGEMENT SYSTEMS MAINTENANCE AND SUPPORT SERVICES

    Archived

    AI Summary

    FinCEN seeks as-needed maintenance and support for TRAKA electronic key-management systems, Medeco high-security locks, Kaba Mas X10 locks, and related security hardware and software. Work includes preventive and corrective maintenance, repair, replacement, installation, configuration, testing, and emergency support. T…

    Posted Nov 10, 2026Due Nov 13, 2026SolicitationNAICS 561621Total Small Business Set-Aside (FAR 19.5)Sol: 2099CF27Q00010
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    N063--FY 27 BUILDING 111 PROJECT LIGHTHOUSE C-CURE INSTALLATION

    Active

    AI Summary

    The Bay Pines VA Healthcare System seeks price quotes for installation of a C-CURE security system under Project Lighthouse at its Bay Pines, Florida facility. The solicitation is expected on SAM.gov around November 4, 2026, with quotes due around November 13, 2026. Vendors must be registered in SAM and SBA Small Busin…

    FL

    Posted Nov 10, 2026Due Nov 18, 2026SolicitationNAICS 561621Sol: 36C24827Q0084-0002
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    4,512
    sled
    1,928
    forecast
    45

    Related NAICS Codes

    • 56, Administrative and Support and Waste Management and Remediation Services→
    • 561, Administrative and Support Services→
    • 5611, Office Administrative Services→
    • 56111, Office Administrative Services→
    • 561110, Office Administrative Services→
    • 5612, Facilities Support Services→
    • 56121, Facilities Support Services→
    • 561210, Facilities Support Services→
    • 5613, Employment Services→
    • 56131, Employment Placement Agencies and Executive Search Services→

    Explore

    • 561621 Definition→
    • Browse NAICS Codes→
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    About NAICS 561621

    Security Systems Services (except Locksmiths)

    Read the full NAICS definition →