Security Systems Services (except Locksmiths)
339 active contract opportunities
339
Active Opportunities
301
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Security Systems Services (except Locksmiths)339
Set-Aside Distribution
- 151
- Small Business71
- No Set Aside52
- SDVOSB27
- Small Business Set Aside - Total25
Top Locations
- VA56
- CA25
- DC17
- FL16
- WA16
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
D-SUPPLY: PA-JOHN HEINZ NWR-REPLACEMENT OF IDS
INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted Aug 17, 2026
63-FL CALOOSAHATCHEE/-Replacement of Alarm Panels at VC and Admin Bldgs
INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted Aug 13, 2026
FACILITY INTERCOM COMMUNICATIONS AND CAMERAS
DEPT OF DEFENSE
NORFOLK, VA
NAICS 561621
Posted Aug 13, 2026
No Set AsideNotice of Intent for Brand Name for Maintenance and Support for HUGS Patient Security System
DEPT OF DEFENSE
FREDERICK, MD
NAICS 561621
Posted Aug 11, 2026
Due Aug 26, 2027
No Set Aside7J-SUPPLY: OR-OFFICE OF THE RD-VIDEO SURVEILLANCE SYSTEM
INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted Aug 6, 2026
H-Burglar/Fire Alarm System Inspection, Testing, Mai
INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 561621
Posted Aug 6, 2026
Electronic Security System
DEPT OF DEFENSE
PORT HUENEME, CA
NAICS 561621
Posted Aug 6, 2026
No Set AsideH-Award - FIRE ALARM ITM, Crater Lake NP
INTERIOR, DEPARTMENT OF THE
POINT REYES STATION, CA
NAICS 561621
Posted Aug 5, 2026
655-21-102 Physical Access Control System (PACS) Upgrade
VETERANS AFFAIRS, DEPARTMENT OF
DAYTON, OH
NAICS 561621
Posted Aug 5, 2026
No Set AsideH163-Behavioral Health Door Alarm Test and Recertification
VETERANS AFFAIRS, DEPARTMENT OF
TOGUS, ME
NAICS 561621
Posted Aug 4, 2026
Small Business Set Aside - TotalJ063-Upgrade Bldg 27 Security System CIVAHCS
VETERANS AFFAIRS, DEPARTMENT OF
Saint Paul, MN
NAICS 561621
Posted Jul 29, 2026
SDVOSBEmergency Management Mass Notification System
VETERANS AFFAIRS, DEPARTMENT OF
RIDGELAND, MS
NAICS 561621
Posted Jul 28, 2026
SDVOSBInstallation Motorized Electric Latch Retraction Atrium Door
DEPT OF DEFENSE
CAMP PENDLETON, CA
NAICS 561621
Posted Jul 23, 2026
No Set AsideSecurity Monitoring Systems (SMS) Install
DEPT OF DEFENSE
KINGS BAY, GA
NAICS 561621
Posted Jul 22, 2026
J-Kastle Security System Monitoring and Maintenance
INTERIOR, DEPARTMENT OF THE
HERNDON, VA
NAICS 561621
Posted Jul 21, 2026
Base Alarm Services - Los Angeles Air Force Base
DEPT OF DEFENSE
EL SEGUNDO, CA
NAICS 561621
Posted Jul 20, 2026
Small BusinessMKARNS Fire and Gas Detection System Upgrade
DEPT OF DEFENSE
LITTLE ROCK, AR
NAICS 561621
Posted Jul 17, 2026
No Set AsideCAC ESS Execution Plan
DEPT OF DEFENSE
FORT LEAVENWORTH, KS
NAICS 561621
Posted Jul 17, 2026
Small BusinessGarrison ESS Execution Plan
DEPT OF DEFENSE
FORT LEAVENWORTH, KS
NAICS 561621
Posted Jul 17, 2026
Small BusinessJ063-LYNX PANIC ALARM SERVICE AGREEMENT
VETERANS AFFAIRS, DEPARTMENT OF
HAMPTON, VA
NAICS 561621
Posted Jul 16, 2026
Small Business
