NAICS 561621in56162:Security Systems Services

Security Systems Services (except Locksmiths)

197 active contract opportunities

197

Active Opportunities

9

Posted Last 7 Days

30 days

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Top Industries

  • Security Systems Services (except Locksmiths)197

Set-Aside Distribution

  • 89
  • Small Business58
  • No Set Aside26
  • SDVOSB13
  • 8(a) Sole Source5

Top Locations

  • VA28
  • FL13
  • WA13
  • CA11
  • DC10

About NAICS561621

The North American Industry Classification System (NAICS) code 561621 covers security systems services (except locksmiths). 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

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IESS Solicitation (RFP)

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 561621
Posted Jan 24, 2026
Small Business

J063-NIHCS Physical Access Control System

VETERANS AFFAIRS, DEPARTMENT OF
DAYTON, OH
NAICS 561621
Posted Jan 23, 2026
Due Feb 6, 2026
SDVOSB
11 days left

Fire Protection and Life Safety Systems Maintenanc

INTERIOR, DEPARTMENT OF THE
HERNDON, VA
NAICS 561621
Posted Jan 23, 2026
Due Feb 23, 2026
28 days left

Intrusion Detection System (IDS) Installation at the Robert T. Matsui United States Courthouse, 501 I St, Sacramento, CA 95814 (CA0306)

HOMELAND SECURITY, DEPARTMENT OF
DENVER, CO
NAICS 561621
Posted Jan 22, 2026
Due Mar 9, 2026
42 days left

Semi Annual Preventive Maintenance Services for Facilitys (Ansul R-102 Fire suppression system) U.S. Embassy Islamabad, Pakistan.

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted Jan 22, 2026
Due Mar 6, 2026
No Set Aside
40 days left

VA WHITE CITY LYNX SUPPORT

VETERANS AFFAIRS, DEPARTMENT OF
VANCOUVER, WA
NAICS 561621
Posted Jan 21, 2026
Due Feb 6, 2026
SDVOSB
12 days left

J063-FY26 SERVICES (BASE+4) SOLICITATION 2 - Security Systems Services

VETERANS AFFAIRS, DEPARTMENT OF
ALBANY, NY
NAICS 561621
Posted Jan 20, 2026
Due Feb 9, 2026
Small Business
15 days left

N063-Additional Door Hardware for Physical Access Control System (PAC) (VA-26-00018387)

VETERANS AFFAIRS, DEPARTMENT OF
RIDGELAND, MS
NAICS 561621
Posted Jan 20, 2026
Due Jan 27, 2026
Small Business
2 days left

Hurlburt Field Integrated Base Defense Security System (IBDSS) IDIQ

DEPT OF DEFENSE
HURLBURT FIELD, FL
NAICS 561621
Posted Jan 20, 2026
Due Feb 19, 2026
Small Business
25 days left

Fire Alarm System Installation, Rehab, and Circuit Tracing and Circuit Directory Creation

AGRICULTURE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted Jan 17, 2026
Due Feb 16, 2026
Small Business
22 days left

Lenel Access Control System Maintenance and Repair Services

DEPT OF DEFENSE
NORFOLK, VA
NAICS 561621
Posted Jan 16, 2026
Small Business

Air Show Magnetometers Rental

DEPT OF DEFENSE
HILL AFB, UT
NAICS 561621
Posted Jan 14, 2026
Due Feb 4, 2026
8(a) Sole Source
9 days left

MTC Galaxy ACS and CCTV Replacement

DEPT OF DEFENSE
ANNVILLE, PA
NAICS 561621
Posted Jan 14, 2026
No Set Aside

N-MONITORING AND TESTING OF FIRE AND SECURITY ALARMS

INTERIOR, DEPARTMENT OF THE
HOMESTEAD, FL
NAICS 561621
Posted Jan 13, 2026
Due Feb 13, 2026
Small Business
19 days left

Security Maintenance

DEPT OF DEFENSE
FORT GORDON, GA
NAICS 561621
Posted Jan 9, 2026
Due Jan 30, 2026
No Set Aside
4 days left

Base Alarm Services - Los Angles Air Force Base

DEPT OF DEFENSE
EL SEGUNDO, CA
NAICS 561621
Posted Jan 8, 2026
Due Jan 26, 2026
Small Business
1 day left

H-Fire Suppression Systems Maintenance, Monitoring, and Repairs - Task Order #8

INTERIOR, DEPARTMENT OF THE
BOULDER CITY, NV
NAICS 561621
Posted Jan 7, 2026

J063-CCure and LYNX System License -w/wd B+4 POP 12/1/2025- 11/30/2026

VETERANS AFFAIRS, DEPARTMENT OF
Gilbert, AZ
NAICS 561621
Posted Jan 6, 2026
Small Business

Installation, Maintenance, and Service of Closed Circuit TV

DEPT OF DEFENSE
FORT LEONARD WOOD, MO
NAICS 561621
Posted Jan 6, 2026
Due Feb 6, 2026
12 days left

Unmanned Aircraft System (UAS) detection and analysis services

NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
KENNEDY SPACE CENTER, FL
NAICS 561621
Posted Jan 2, 2026
Due Feb 9, 2026
15 days left
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