Investigation and Security Services
391 active contract opportunities
391
Active Opportunities
16
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Security Systems Services (except Locksmiths)196
- Security Guards and Patrol Services163
- Investigation and Personal Background Check Services17
- Locksmiths7
- Security Systems Services6
Set-Aside Distribution
- 201
- Small Business89
- No Set Aside50
- SDVOSB23
- SDVOSB Sole Source9
Top Locations
- PA71
- DC44
- VA42
- MD21
- CA18
About NAICS5616
The North American Industry Classification System (NAICS) code 5616 covers investigation and security services. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.
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Unmanned Aircraft System (UAS) detection and analysis services
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NAICS 561621
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Single Source Determination-LCR Armed Guard Bridge Award
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NAICS 561612
Posted Dec 31, 2025
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NAICS 561612
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N063-WEAPONS DETECTION SYSTEM - Base plus 2 OY [605] | POP: 02/01/2026 - 01/31/2029
VETERANS AFFAIRS, DEPARTMENT OF
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NAICS 561621
Posted Dec 29, 2025
SDVOSBZ-SUPPLY: AL-WHEELER NWR-SECURITY CAMERA INSTALL
INTERIOR, DEPARTMENT OF THE
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NAICS 561621
Posted Dec 29, 2025
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DEPT OF DEFENSE
NORCO, CA
NAICS 561621
Posted Dec 29, 2025
8(a) Sole SourceS206-Unarmed Security Guards
VETERANS AFFAIRS, DEPARTMENT OF
Greenwood Village, CO
NAICS 561612
Posted Dec 23, 2025
SDVOSBProtective Security Officer (PSO) services in various locations throughout Kentucky
HOMELAND SECURITY, DEPARTMENT OF
PHILADELPHIA, PA
NAICS 561612
Posted Dec 23, 2025
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DEPT OF DEFENSE
NAS JACKSONVILLE, FL
NAICS 561612
Posted Dec 19, 2025
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JOFOC - 19PE5026P0133 - RSO RES SEC CMR Modifications
STATE, DEPARTMENT OF
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Guam Construction Security Monitoring (CSM) Supporting Construction Services & Equipment
DEPT OF DEFENSE
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NAICS 561621
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Small BusinessDual Lane Security Scanner
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NAICS 561621
Posted Dec 17, 2025
Small BusinessU.S. MISSION CANADA(Ottawa, Toronto, Halifax, Winnipeg, Montreal, Quebec, Vancouver, Calgary)
STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Dec 15, 2025
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STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Dec 15, 2025
Protective Security Officer (PSO) services in various locations throughout Alaska
HOMELAND SECURITY, DEPARTMENT OF
DENVER, CO
NAICS 561612
Posted Dec 9, 2025
