NAICS 561621in56162:Security Systems Services

Security Systems Services (except Locksmiths)

199 active contract opportunities

199

Active Opportunities

182

Posted Last 7 Days

30 days

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Top Industries

  • Security Systems Services (except Locksmiths)199

Set-Aside Distribution

  • 89
  • Small Business57
  • No Set Aside27
  • SDVOSB15
  • 8(a) Sole Source4

Top Locations

  • VA30
  • WA13
  • CA11
  • TX11
  • DC10

About NAICS561621

The North American Industry Classification System (NAICS) code 561621 covers security systems services (except locksmiths). Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

561110:Office Administrative Services561210:Facilities Support Services561311:Employment Placement Agencies561312:Executive Search Services561320:Temporary Help Services561330:Professional Employer Organiza...

Fire Alarm Repairs at Milwaukee Job Corps Center

Small Business Administration (SBA)
WI
NAICS 561621
Posted Apr 19, 2026
Due May 16, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB), Alaskan Native Corporation (ANC) or Indian Tribe (IT), Native Hawaiian Organization (NHO), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Disadvantaged Veteran Business Enterprise (DVBE) – State of California, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

Camera Security Systems

DEPT OF DEFENSE
JBSA LACKLAND, TX
NAICS 561621
Posted Mar 23, 2026
Due Apr 30, 2026
SDVOSB

Fire Panel Maintenance and Service for Sector Delaware Bay AOR

HOMELAND SECURITY, DEPARTMENT OF
CAPE MAY, NJ
NAICS 561621
Posted Mar 23, 2026
Due Apr 20, 2026
Small Business

J063-NIHCS Physical Access Control System

VETERANS AFFAIRS, DEPARTMENT OF
DAYTON, OH
NAICS 561621
Posted Mar 19, 2026
SDVOSB

H212-NIHCS Fire Alarm & Suppression Testing

VETERANS AFFAIRS, DEPARTMENT OF
DAYTON, OH
NAICS 561621
Posted Mar 13, 2026
Small Business

7B-SUPPLY: SC SANTEE NWR NVR VIDEO SURVEILLANCE

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted Mar 12, 2026

J063-SEPG 517692 EER 2711993 662-26-1-096-0025 SECURITY CAMERA

VETERANS AFFAIRS, DEPARTMENT OF
MATHER, CA
NAICS 561621
Posted Mar 12, 2026
Small Business

Electronic Security System (ESS) Maintenance and Service- Fort Leavenworth, KS

DEPT OF DEFENSE
FORT LEAVENWORTH, KS
NAICS 561621
Posted Mar 11, 2026
Due Apr 23, 2026
Small Business

Security Systems Maintenance (SSM)

TRANSPORTATION, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted Mar 10, 2026
No Set Aside

82 CES FIRE DEPARTMENT CAMERA MAINTENANCE

DEPT OF DEFENSE
SHEPPARD AFB, TX
NAICS 561621
Posted Mar 5, 2026
Small Business

Piedmont Fire and Security Monitoring System Install & Monthly Monitoring

DEPT OF DEFENSE
WILMINGTON, NC
NAICS 561621
Posted Mar 3, 2026
No Set Aside

Notice of Sole Source Award for Monaco Fire Alarm Radio Frequency Survey

DEPT OF DEFENSE
ELLSWORTH AFB, SD
NAICS 561621
Posted Feb 12, 2026

N063-WEAPONS DETECTION SYSTEM - Base 2 [605] | POP: 02/01/2026 - 01/31/2027

VETERANS AFFAIRS, DEPARTMENT OF
Gilbert, AZ
NAICS 561621
Posted Feb 2, 2026
SDVOSB

Boise VA Security Maintenance & Software Support

VETERANS AFFAIRS, DEPARTMENT OF
VANCOUVER, WA
NAICS 561621
Posted Jan 29, 2026
No Set Aside

D-SUPPLY: AK-DILLINGHAM ADMIN-PHYS. SECURITY CAMERA INSTALL

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted Jan 29, 2026

7J-SUPPLY: AK-KODIAK ADMIN SITE-SURVEILLANCE SYSTEM

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted Jan 29, 2026

J063-Top Door Alarm System Services

VETERANS AFFAIRS, DEPARTMENT OF
RIDGELAND, MS
NAICS 561621
Posted Jan 29, 2026
SDVOSB

CCTV and Alarm System for Residence in Bratislava, Slovakia

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted Jan 28, 2026
No Set Aside

IESS Solicitation (RFP)

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 561621
Posted Jan 24, 2026
Small Business

Lenel Access Control System Maintenance and Repair Services

DEPT OF DEFENSE
NORFOLK, VA
NAICS 561621
Posted Jan 16, 2026
Small Business
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