Security Systems Services (except Locksmiths)
275 active contract opportunities
275
Active Opportunities
252
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Security Systems Services (except Locksmiths)275
Set-Aside Distribution
- 119
- Small Business89
- No Set Aside34
- SDVOSB21
- 8(a) Sole Source4
Top Locations
- VA41
- DC19
- CA16
- FL15
- WA15
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.
Related Industries
Lenel Access Control System
DEPT OF DEFENSE
TYNDALL AFB, FL
NAICS 561621
Posted Jul 27, 2026
Due Aug 14, 2026
Small BusinessJ063-Preventive Maintenance (PM) and Software Support Service for PACS and Surveillance in the San Diego VARO
VETERANS AFFAIRS, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted Jul 27, 2026
Due Aug 18, 2026
IBDSS PS BCA Request for Information
DEPT OF DEFENSE
HANSCOM AFB, MA
NAICS 561621
Posted Jul 27, 2026
Due Aug 27, 2026
PKA-ID Badging System UFR-6 LRS
DEPT OF DEFENSE
TAMPA, FL
NAICS 561621
Posted Jul 27, 2026
Due Aug 6, 2026
Small BusinessN-Security System Installation
INTERIOR, DEPARTMENT OF THE
PORT ANGELES, WA
NAICS 561621
Posted Jul 27, 2026
Due Aug 3, 2026
Small BusinessSecurity System Monitoring and Maintenance at Navarro Mills Lake in Purdon, Texas.
DEPT OF DEFENSE
FORT WORTH, TX
NAICS 561621
Posted Jul 27, 2026
Due Aug 3, 2026
Small BusinessJ-SAMA/SAIR SECURITY ALARM SERVICE
INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 561621
Posted Jul 25, 2026
Due Aug 7, 2026
Coast Guard Southwest District Electronic Security Systems (ESS) Modernization
HOMELAND SECURITY, DEPARTMENT OF
ALAMEDA, CA
NAICS 561621
Posted Jul 24, 2026
Due Aug 7, 2026
Small BusinessPKB Security Systems Maintenance FY26 JSOU
DEPT OF DEFENSE
TAMPA, FL
NAICS 561621
Posted Jul 24, 2026
Due Aug 12, 2026
Small BusinessQuadrupedal Unmanned Ground Vehicle
DEPT OF DEFENSE
DYESS AFB, TX
NAICS 561621
Posted Jul 23, 2026
Due Aug 2, 2026
Small BusinessRepair/Replace Security Systems at Sector Key West
HOMELAND SECURITY, DEPARTMENT OF
MIAMI, FL
NAICS 561621
Posted Jul 23, 2026
Due Aug 17, 2026
Small BusinessBarracks CCTV Purchase/New Installation / Replacement on Camp Bonifas, Carroll, Henry, Humphreys, Walker, Yongin and Osan AB (103 Barracks)
DEPT OF DEFENSE
APO, AP
NAICS 561621
Posted Jul 23, 2026
Due Aug 24, 2026
Installation Motorized Electric Latch Retraction Atrium Door
DEPT OF DEFENSE
CAMP PENDLETON, CA
NAICS 561621
Posted Jul 23, 2026
No Set AsideClosed Circuit Television (CCTV) Installation
DEPT OF DEFENSE
SCOTT AFB, IL
NAICS 561621
Posted Jul 22, 2026
Due Aug 5, 2026
Small Business(102) Vindicator Maintenance
DEPT OF DEFENSE
OTIS ANGB, MA
NAICS 561621
Posted Jul 22, 2026
Due Aug 24, 2026
Small BusinessAVB Barrier Assessment
DEPT OF DEFENSE
HOUSTON, TX
NAICS 561621
Posted Jul 22, 2026
Due Aug 5, 2026
Small BusinessSecurity Monitoring Systems (SMS) Install
DEPT OF DEFENSE
KINGS BAY, GA
NAICS 561621
Posted Jul 22, 2026
Offutt AFB Intrusion Detection System Services
DEPT OF DEFENSE
OFFUTT AFB, NE
NAICS 561621
Posted Jul 21, 2026
Due Aug 7, 2026
Small BusinessINL Guatemala Border Security CCTV
STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted Jul 21, 2026
Due Aug 4, 2026
Small BusinessIMCOM ICIDS Maintenance and Services
DEPT OF DEFENSE
COLUMBIA, SC
NAICS 561621
Posted Jul 21, 2026
Due Aug 3, 2026
Small Business
