NAICS 561621in56162:Security Systems Services

Security Systems Services (except Locksmiths)

196 active contract opportunities

196

Active Opportunities

9

Posted Last 7 Days

30 days

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Top Industries

  • Security Systems Services (except Locksmiths)196

Set-Aside Distribution

  • 89
  • Small Business57
  • No Set Aside26
  • SDVOSB13
  • 8(a) Sole Source5

Top Locations

  • VA28
  • FL13
  • WA13
  • CA10
  • 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

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Building 1077 Security System Upgrades

DEPT OF DEFENSE
ARNOLD AFB, TN
NAICS 561621
Posted Sep 11, 2025
No Set Aside

SOTO CANO D-21 WINDOWS 11 UPGRADE TO FIRE ALARM SYSTEM

DEPT OF DEFENSE
APO, AA
NAICS 561621
Posted Sep 10, 2025
No Set Aside

Facility Wide Lynx Duress Notification System Upgrade and Expansion Services, Michael E DeBakey VA Medical Center, Police Services, 2002 Holcombe Boulevard, Houston, TX 77030-4211

VETERANS AFFAIRS, DEPARTMENT OF
RIDGELAND, MS
NAICS 561621
Posted Sep 10, 2025
Small Business

DTRA LENEL MAINTENANCE SERVICES

DEPT OF DEFENSE
KIRTLAND AFB, NM
NAICS 561621
Posted Sep 8, 2025
WOSB

Electronic Security System (ESS) for FLETC Warehouse

DEPT OF DEFENSE
QUANTICO, VA
NAICS 561621
Posted Sep 8, 2025
Small Business

B550/555 Fire Alarm Detector Replacement

DEPT OF DEFENSE
COLUMBUS, MS
NAICS 561621
Posted Sep 8, 2025
Small Business

Monaco Upgrade

DEPT OF DEFENSE
SIOUX FALLS, SD
NAICS 561621
Posted Sep 6, 2025
No Set Aside

J-OPTION - HLG Staging Repair Control Panel Switchboard

HOMELAND SECURITY, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted Sep 5, 2025

W912PP25PA022 Electronic Security Upgrades at Conchas Lake Dam

DEPT OF DEFENSE
ALBUQUERQUE, NM
NAICS 561621
Posted Sep 5, 2025
8(a) Sole Source

AMAG Symmetry HSE Maintenance and Support

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
OKLAHOMA CITY, OK
NAICS 561621
Posted Sep 5, 2025
No Set Aside

Electronic Security System Upgrade at Trinidad Dam, CO

DEPT OF DEFENSE
ALBUQUERQUE, NM
NAICS 561621
Posted Sep 5, 2025
8(a) Sole Source

J-INDU Fire Suppression System Inspection & Testing

INTERIOR, DEPARTMENT OF THE
Macedonia, OH
NAICS 561621
Posted Sep 5, 2025

Regional Fire Alarm Services for the Hampton Roads Area of Virginia

DEPT OF DEFENSE
NORFOLK, VA
NAICS 561621
Posted Sep 4, 2025
8(a) Competed

U.S. Naval Hospital Guam proximity card readers

DEPT OF DEFENSE
CAMP PENDLETON, CA
NAICS 561621
Posted Sep 4, 2025
No Set Aside

N063- Installation, New PIV Card Reader and Remote Entry Devices

VETERANS AFFAIRS, DEPARTMENT OF
Gilbert, AZ
NAICS 561621
Posted Sep 3, 2025
WOSB

7J-HAFC IDS MOTION SENSORS

INTERIOR, DEPARTMENT OF THE
HARPERS FERRY, WV
NAICS 561621
Posted Sep 3, 2025

H-Fire System Inspection Service

INTERIOR, DEPARTMENT OF THE
Macedonia, OH
NAICS 561621
Posted Aug 29, 2025

H-REPLACE 4" WILKINS BACKFLOW ASSEMBLY

INTERIOR, DEPARTMENT OF THE
BOULDER CITY, NV
NAICS 561621
Posted Aug 29, 2025

H312-Building Automation Systems | Fire Alarm Maintenance | Smoke/Fire Alarm System Maint (VA-24-00092846)

VETERANS AFFAIRS, DEPARTMENT OF
PITTSBURGH, PA
NAICS 561621
Posted Aug 29, 2025
Small Business

Fire Alarm Maintenance, Fort Devens, MA

DEPT OF DEFENSE
PICATINNY ARSENAL, NJ
NAICS 561621
Posted Aug 28, 2025
Small Business
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