Government Contracts for NAICS 561621
388 active federal opportunities under NAICS 561621. Updated hourly from SAM.gov.
Data updated Oct 11, 7:57 AM (cached) · 388 opportunities · Page 13 of 16
H--SLBE - Alarm Monitoring and Annual Inspections
INTERIOR, DEPARTMENT OF THE.NATIONAL PARK SERVICE.MWR MIDWEST REGION(60000)
7490--Montgomery X-Ray Screening System and Maintenance
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.VETERANS BENEFITS ADMIN (36C10D)
Physical Security System Maintenance
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR COMBAT COMMAND.FA4819 325 CONS PKP
7490--Montgomery X-Ray Screening System and Maintenance
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.VETERANS BENEFITS ADMIN (36C10D)
B1130 Vindicator System Upgrade - Shaw AFB
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR COMBAT COMMAND.FA4803 20 CONS LGCA
12--FL CALOOSAHATCHEE/ALARM PANELS DING DAR
INTERIOR, DEPARTMENT OF THE.US FISH AND WILDLIFE SERVICE.FWS SAT TEAM 3
Request for Information for Electronic Security System (ESS) for Naval Hospital Bremerton (NHB)
DEPT OF DEFENSE.DEFENSE HEALTH AGENCY (DHA).DEFENSE HEALTH AGENCY HCD WEST
Electronic Security Systems
DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.ACC-CTRS.ACC RI.W6QK ACC-RI
Solicitation for Fire Alarms Repair Services (Multi-Island)
DEPT OF DEFENSE.DEPT OF THE ARMY.NATIONAL GUARD BUREAU.JFHQ USPFO HI.USPFO HI PROCUREMENT.W7M4 USPFO ACTIVITY HIANG 154
J063--Project Name: Physical Access Control System (PACS) Maintenance; Project Number: None; Station Location #1: Denver, Colorado, VA Regional Office; and Station Location #2: VBA Satellite Office – Garden of the Gods.
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.VETERANS BENEFITS ADMIN (36C10D)
J063--PACS Preventative Maintenance-Provide preventative maintenance (PMs) bi-annually Base +4
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.VETERANS BENEFITS ADMIN (36C10D)
USCG AIRFAC CORDOVA FIRE SYSTEM REPAIRS & INSPECTION
HOMELAND SECURITY, DEPARTMENT OF.US COAST GUARD.BASE KODIAK(00045)
Honeywell Vindicator Intrusion Detection System (IDS)
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR EDUCATION AND TRAINING COMMAND.JOINT BASE SAN ANTONIO.FA3016 502 CONS CL
FY26 FSS SmartNet Access Control System - Intent to Sole Source
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR EDUCATION AND TRAINING COMMAND.FA3300 42 CONS CC
H163--Behavioral Health Door Alarm Test and Recertification
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.241-NETWORK CONTRACT OFFICE 01 (36C241)
WA-NISQUALL NWR COMPLX- FIRE DETC. & IDS
INTERIOR, DEPARTMENT OF THE.US FISH AND WILDLIFE SERVICE.FWS, IT SERVICES
H312--Base 4 Fire and Smoke Door Inspections and Repair Services at Jesse Brown VA Medical Center
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.252-NETWORK CONTRACT OFFICE 12 (36C252)
N063--Fire Alarm Panels
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.NETWORK CONTRACT OFFICE 23 (36C263)
H312--Base 4 Fire and Smoke Door Inspections and Repair Services at Jesse Brown VA Medical Center
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.252-NETWORK CONTRACT OFFICE 12 (36C252)
Honeywell Vindicator Intrusion Detection System (IDS)
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR EDUCATION AND TRAINING COMMAND.JOINT BASE SAN ANTONIO.FA3016 502 CONS CL
Brand Name DAQ Electronics Integrated Commercial Detection System Service
DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.ACC-CTRS.ACC-APG.W6QK ACC-APG CONT CT TYAD OFC
J042--Fire Alarm Service
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.256-NETWORK CONTRACT OFFICE 16 (36C256)
Solicitation: Repair Fire Alarms Multi Facilities, JBPHH-HI
DEPT OF DEFENSE.DEPT OF THE ARMY.NATIONAL GUARD BUREAU.JFHQ USPFO HI.USPFO HI PROCUREMENT.W7M4 USPFO ACTIVITY HIANG 154
AMAG Symmetry HSE Access Control System Replacement and Support for the OCAO IHS
HEALTH AND HUMAN SERVICES, DEPARTMENT OF.INDIAN HEALTH SERVICE.INDIAN HEALTH SERVICE
CCTV, IDS, and ACS Maintenance Services for DFAS Indianapolis, IN
DEPT OF DEFENSE.DEFENSE FINANCE AND ACCOUNTING SERVICE (DFAS).DEFENSE FINANCE AND ACCOUNTING SVC
How to Win NAICS 561621 Government Contracts
Federal agencies spend billions annually on naics 561621 services under NAICS code 561621. Opportunities are posted on SAM.gov with response windows of 14-30 days — most small businesses miss them because they don't check daily.
Requirements to bid: You need an active SAM.gov registration (free), a DUNS/UEI number, and in most cases the relevant trade licenses for your state. Many naics 561621 contracts are set aside exclusively for small businesses, 8(a) firms, HUBZone, WOSB, or service-disabled veteran-owned businesses.
Why use GovBidScope: We aggregate SAM.gov postings under NAICS 561621into one browsable feed with plain-English titles and set-aside tags so you can scan the list quickly instead of clicking through 40-page solicitations one at a time.
Frequently Asked Questions
What is NAICS 561621?
NAICS 561621 covers naics 561621 businesses. The federal government uses this code to classify contracts by industry, so agencies can find qualified vendors for specific types of work.
How many naics 561621 contracts are posted per month?
Typically 50-200+ opportunities per month under NAICS 561621, depending on the fiscal year cycle. Volume spikes in Q4 (July-September) as agencies spend remaining budgets.
Can I bid if I'm a small business?
Yes. The federal government is required to award at least 23% of contracts to small businesses. Many contracts under NAICS 561621 are set aside exclusively for small businesses or disadvantaged categories (8(a), HUBZone, WOSB, SDVOSB).