NAICS 56161in5616:Investigation and Security Services

Investigation, Guard, and Armored Car Services

213 active contract opportunities

213

Active Opportunities

198

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Security Guards and Patrol Services195
  • Investigation and Personal Background Check Services16
  • Armored Car Services2

Set-Aside Distribution

  • 133
  • Small Business28
  • No Set Aside26
  • SDVOSB12
  • SDVOSB Sole Source7

Top Locations

  • PA68
  • DC32
  • ID16
  • VA16
  • 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

Social Security Guards Contract (HQ , NSC, WBDOC, SSC/RTP)

SOCIAL SECURITY ADMINISTRATION
BALTIMORE, MD
NAICS 561612
Posted Mar 23, 2026
Due Apr 17, 2026

Security Services onboard SBX- 1

DEPT OF DEFENSE
NORFOLK, VA
NAICS 561612
Posted Mar 23, 2026
Due Apr 14, 2026
8(a) Competed

U.S. Mission Lome, Togo -Overseas Guard Services

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Mar 23, 2026
Due May 4, 2026
No Set Aside

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

Local Guard Forces U.S. Mission Santiago, Chile

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Mar 13, 2026
Due Apr 24, 2026
No Set Aside

Armed Protective Security Officer Services - Minnesota/Wisconsin Justification and Approval

HOMELAND SECURITY, DEPARTMENT OF
PHILADELPHIA, PA
NAICS 561612
Posted Mar 12, 2026

R-MINIDOKA COUNTY SHERIFF LEO SERVICE

INTERIOR, DEPARTMENT OF THE
BOISE, ID
NAICS 561612
Posted Mar 11, 2026

Lower Columbia River Armed Security Services, Award Notice

DEPT OF DEFENSE
PORTLAND, OR
NAICS 561612
Posted Mar 10, 2026
SDVOSB

SSA Guards Services Notice

SOCIAL SECURITY ADMINISTRATION
BALTIMORE, MD
NAICS 561612
Posted Mar 10, 2026
No Set Aside

Construction Projects Escorts

DEPT OF DEFENSE
APO, AP
NAICS 561612
Posted Mar 6, 2026
No Set Aside

Solicitation - U.S. Mission Accra, Ghana

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Mar 5, 2026
Due Apr 17, 2026
No Set Aside

Solicitation - U.S. Mission Tanzania

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Mar 5, 2026
Due Apr 17, 2026

USM Paris, France

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Mar 4, 2026
Due Apr 17, 2026
No Set Aside

US Mission Yerevan

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Mar 4, 2026

CEVC & PSM

DEPT OF DEFENSE
APO, AE
NAICS 561612
Posted Mar 4, 2026
No Set Aside

U.S. Embassy Antananarivo: Central Alarm Monitoring Services

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Mar 4, 2026
Due Apr 17, 2026

Armed Protective Security Officer Services - IRS Campus Austin, Texas

HOMELAND SECURITY, DEPARTMENT OF
PHILADELPHIA, PA
NAICS 561612
Posted Mar 3, 2026

Armed Protective Security Officer (PSO) Services throughout the WV Panhandle

HOMELAND SECURITY, DEPARTMENT OF
PHILADELPHIA, PA
NAICS 561612
Posted Mar 3, 2026
Small Business

Protective Security Officer (PSO) Services throughout Utah and Wyoming

HOMELAND SECURITY, DEPARTMENT OF
DENVER, CO
NAICS 561612
Posted Mar 2, 2026
No Set Aside
Back to contract directory
Gov Contract Finder Logo
© Copyright 2026 Gov Contract Finder.