NAICS 5616in561:Administrative and Support Services

Investigation and Security Services

524 active contract opportunities

524

Active Opportunities

483

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Security Systems Services (except Locksmiths)275
  • Security Guards and Patrol Services213
  • Investigation and Personal Background Check Services19
  • Locksmiths8
  • Security Systems Services5

Set-Aside Distribution

  • 268
  • Small Business124
  • No Set Aside68
  • SDVOSB37
  • SDVOSB Sole Source8

Top Locations

  • PA81
  • DC66
  • VA59
  • CA24
  • MD22

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.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

5611:Office Administrative Services5612:Facilities Support Services5613:Employment Services5614:Business Support Services5615:Travel Arrangement and Reserva...5617:Services to Buildings and Dwel...

J-SECURITY SYSTEMS SERVICE BPA

INTERIOR, DEPARTMENT OF THE
BOISE, ID
NAICS 561621
Posted May 29, 2026

NOI - Smiths Detection Maintenance (Sole Source)

JUSTICE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted May 28, 2026
No Set Aside

58-SUPPLY: MS SANDHILL CRANE NWR IDS/FS INSTALL

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted May 27, 2026

7J20-Clermont VA Clinic Physical Security Services - 539

VETERANS AFFAIRS, DEPARTMENT OF
DAYTON, OH
NAICS 561621
Posted May 27, 2026

Construction Projects Escorts

DEPT OF DEFENSE
APO, AP
NAICS 561612
Posted May 26, 2026
No Set Aside

H263-(Base year) Danville, IL VA Top Door Alarm Annual Inspection

VETERANS AFFAIRS, DEPARTMENT OF
MILWAUKEE, WI
NAICS 561621
Posted May 21, 2026

S206-FY26: Bridge-Short Term Unarmed Security Guard

VETERANS AFFAIRS, DEPARTMENT OF
TAMPA, FL
NAICS 561612
Posted May 14, 2026
SDVOSB

FY26 507 ARW Upgrade existing CCTV system, Bldg 1066

DEPT OF DEFENSE
TINKER AFB, OK
NAICS 561621
Posted May 13, 2026

ACS Replacement Phase 3

DEPT OF DEFENSE
TINKER AFB, OK
NAICS 561621
Posted May 12, 2026

H-Annual Fire Alarm Testing & Inspection for Anadarko Agency

INTERIOR, DEPARTMENT OF THE
ANADARKO, OK
NAICS 561621
Posted May 8, 2026

PSO Services throughout Northern New Jersey

HOMELAND SECURITY, DEPARTMENT OF
PHILADELPHIA, PA
NAICS 561612
Posted May 8, 2026

H363-Door Alarm Annual Recertification

VETERANS AFFAIRS, DEPARTMENT OF
MATHER, CA
NAICS 561621
Posted Apr 30, 2026
SDVOSB

Regional Security Operation Services Naval District Washington

DEPT OF DEFENSE
WASHINGTON NAVY YARD, DC
NAICS 561612
Posted Apr 22, 2026

FIRE SUPPRESSION SYSTEMS

DEPT OF DEFENSE
NORFOLK, VA
NAICS 561621
Posted Apr 15, 2026
Small Business

J063-FY26 SERVICES (BASE+4) - Security Systems Services - Albany VAMC

VETERANS AFFAIRS, DEPARTMENT OF
ALBANY, NY
NAICS 561621
Posted Apr 14, 2026
Small Business

N063-PIV Reader Install & Repair

VETERANS AFFAIRS, DEPARTMENT OF
Saint Paul, MN
NAICS 561621
Posted Apr 13, 2026
Small Business

N059-VAMC TLS Upgrade (VA-26-00038390)

VETERANS AFFAIRS, DEPARTMENT OF
Saint Paul, MN
NAICS 561621
Posted Mar 24, 2026
Small Business

J063-NIHCS Physical Access Control System

VETERANS AFFAIRS, DEPARTMENT OF
DAYTON, OH
NAICS 561621
Posted Mar 19, 2026
SDVOSB

Armed Protective Security Officer (PSO) services at the Center for Medicaid Services (CMS) in Woodlawn, MD

HOMELAND SECURITY, DEPARTMENT OF
PHILADELPHIA, PA
NAICS 561612
Posted Mar 18, 2026

Contract Security Officer Services-Western Service Area

TRANSPORTATION, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Mar 17, 2026
No Set Aside
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