NAICS 56161in5616:Investigation and Security Services

Investigation, Guard, and Armored Car Services

232 active contract opportunities

232

Active Opportunities

217

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Security Guards and Patrol Services210
  • Investigation and Personal Background Check Services19
  • Armored Car Services3

Set-Aside Distribution

  • 142
  • Small Business31
  • No Set Aside28
  • SDVOSB17
  • SDVOSB Sole Source7

Top Locations

  • PA71
  • DC36
  • VA18
  • ID16
  • MD12

About NAICS56161

The North American Industry Classification System (NAICS) code 56161 covers investigation, guard, and armored car 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

56111:Office Administrative Services56121:Facilities Support Services56131:Employment Placement Agencies ...56132:Temporary Help Services56133:Professional Employer Organiza...56141:Document Preparation Services

Armed Protective Security Services - IRS Campus in Austin, TX

HOMELAND SECURITY, DEPARTMENT OF
PHILADELPHIA, PA
NAICS 561612
Posted Jun 18, 2026
Due Jun 30, 2026

Unarmed Uniformed Security Force (Protective Force Services)

ENERGY, DEPARTMENT OF
Lemont, IL
NAICS 561612
Posted Jun 18, 2026
Due Jul 7, 2026

Local Guard Services U.S. Mission Manama, Bahrain

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Jun 18, 2026
Due Jul 3, 2026

USAG Italy Security Guards

DEPT OF DEFENSE
APO, AE
NAICS 561612
Posted Jun 18, 2026
Due Jul 8, 2026

USACE Galveston District Jadwin Building Security and Law Enforcement Services

DEPT OF DEFENSE
GALVESTON, TX
NAICS 561612
Posted Jun 17, 2026
Due Jul 1, 2026
Small Business

36C78626Q50126 Unarmed Security Bakersfield NC - S206

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 561612
Posted Jun 17, 2026
Due Jun 24, 2026
SDVOSB

USMS Court Security Officer Services for Federal Judicial Circuits 1, 3, 4, 5 & 8

JUSTICE, DEPARTMENT OF
LANDOVER, MD
NAICS 561612
Posted Jun 16, 2026
Due Jun 22, 2026

12319826R5000 Retailer Investigations

AGRICULTURE, DEPARTMENT OF
ALEXANDRIA, VA
NAICS 561611
Posted Jun 16, 2026
Due Jul 9, 2026
No Set Aside

Lower Granite Dam Increased Law Enforcement Patrols

DEPT OF DEFENSE
WALLA WALLA, WA
NAICS 561612
Posted Jun 16, 2026

Contract Security Officer (CSO) (Armed/Unarmed) Support Services

DEPT OF DEFENSE
WASHINGTON, DC
NAICS 561612
Posted Jun 15, 2026
Due Jul 14, 2026
SDVOSB

Protective Security Officer Services

HOMELAND SECURITY, DEPARTMENT OF
PHILADELPHIA, PA
NAICS 561612
Posted Jun 15, 2026
Due Jun 30, 2026
HUBZone

US Mission Singapore Local Guard Services

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Jun 15, 2026
Due Aug 18, 2026

113J-27-09 District-Wide - Southern District of Georgia Polygraph Services RFP

ADMINISTRATIVE OFFICE OF THE US COURTS
Savannah, GA
NAICS 561611
Posted Jun 15, 2026
Due Jul 15, 2026

Fingerprinting Services - Amended

DEPT OF DEFENSE
FALLS CHURCH, VA
NAICS 561611
Posted Jun 12, 2026
Due Jun 26, 2026
No Set Aside

36C78626Q50126 Unarmed Security Bakersfield NC - S206

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 561612
Posted Jun 10, 2026
Due Jun 24, 2026
SDVOSB

US Mission Fiji Local Guard Services

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Jun 9, 2026
Due Jul 28, 2026
No Set Aside

36C78626Q50154 - S206

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 561612
Posted Jun 8, 2026
Due Jul 2, 2026
SDVOSB

Contract Security Guard (CSG) Services for U.S. Forces Korea (USFK)

DEPT OF DEFENSE
APO, AP
NAICS 561612
Posted Jun 8, 2026
Due Jun 30, 2026

Contract Security Services

VETERANS AFFAIRS, DEPARTMENT OF
Gilbert, AZ
NAICS 561612
Posted Jun 5, 2026
Due Jul 15, 2026
SDVOSB

US MiSSION VIENNA

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Jun 4, 2026
No Set Aside
Back to contract directory
Gov Contract Finder Logo
© Copyright 2026 Gov Contract Finder.