Investigation and Security Services
625 active contract opportunities
625
Active Opportunities
559
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Security Systems Services (except Locksmiths)339
- Security Guards and Patrol Services237
- Investigation and Personal Background Check Services28
- Locksmiths12
- Security Systems Services6
Set-Aside Distribution
- 309
- Small Business105
- No Set Aside100
- SDVOSB48
- Small Business Set Aside - Total30
Top Locations
- PA85
- VA85
- DC74
- CA33
- MD28
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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Small Business Set Aside - TotalIntent to Sole Source - Security Access
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Posted Sep 30, 2026
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Small Business Set Aside - TotalUpgrade Fire Alarm Control Panel & Replace Smoke and Heat Detectors (Morris, MN)
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NAICS 561621
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Small Business Set Aside - TotalRO Fire Protection
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No Set AsideUSPS EEO Final Agency Decision Services - September 2026 Solicitation
POSTAL SERVICE
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NAICS 561611
Posted Sep 30, 2026
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No Set AsideJ063-CCTV Preventive Maintenance and Repair PR - 564-27-1-561-0012
VETERANS AFFAIRS, DEPARTMENT OF
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NAICS 561621
Posted Sep 30, 2026
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Ground Transportation & Facility Guard Services Arizona and California
HOMELAND SECURITY, DEPARTMENT OF
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NAICS 561612
Posted Sep 30, 2026
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No Set AsideH312-Fire Alarm Maintenance Service Contract FY27 - NEW Base + Four - 583
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NAICS 561621
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Due Oct 21, 2026
AMENDMENT 0002 36C25227Q0011_1 UNARMED SECURITY SERVICES JESSE BROWN VAMC AND CBOCS
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NAICS 561612
Posted Sep 29, 2026
Due Oct 6, 2026
SDVOSBPBA Intrusion Detection System
DEPT OF DEFENSE
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NAICS 561621
Posted Sep 29, 2026
No Set AsideAlbeni Falls Dam (AFD) Electronic Security System Servers and Workstations Upgrade
DEPT OF DEFENSE
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NAICS 561621
Posted Sep 29, 2026
No Set AsideAward CGSC Access Control System Replacement
DEPT OF DEFENSE
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NAICS 561621
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Small Business Set Aside - TotalDomestic Guard Services
STATE, DEPARTMENT OF
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NAICS 561612
Posted Sep 29, 2026
Due Oct 9, 2026
No Set AsideRepair and Maintenance for Naval Hospital Camp Pendleton Security Systems
DEPT OF DEFENSE
CAMP PENDLETON, CA
NAICS 561621
Posted Sep 29, 2026
Small Business Set Aside - TotalElectronic Ramp Gate PM
DEPT OF DEFENSE
TINKER AFB, OK
NAICS 561621
Posted Sep 29, 2026
Due Oct 2, 2026
Small Business Set Aside - TotalLenel OnGuard system with LenelS2 physical security solutions
DEPT OF DEFENSE
BETHESDA, MD
NAICS 561621
Posted Sep 28, 2026
Due Oct 12, 2026
Small Business Set Aside - Total
