Government Contracts for NAICS 561621
355 active federal opportunities under NAICS 561621. Updated hourly from SAM.gov.
Data updated Aug 27, 12:06 PM (cached) · 355 opportunities · Page 5 of 15
HANGAR 9 CAMERA UPGRADE
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.PACIFIC AIR FORCES.FA5215 766 ESS PKP
Lenel OnGuard Door Access Control System Upgrade
DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.MISSION INSTALLATION CONTRACTING COMMAND.418TH CSB.W6QM MICC-FT RILEY
Wrong Way Sensor Replacement
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR COMBAT COMMAND.FA4803 20 CONS LGCA
IDS Expansion Scoping - Solicitation
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.PACIFIC AIR FORCES.FA5004 354 CONS PK
J--NM SNARRC FIRE ALARM SYSTEM REPAIR
INTERIOR, DEPARTMENT OF THE.US FISH AND WILDLIFE SERVICE.FWS, SAT TEAM 2
Notice of Intent for Brand Name for Maintenance and Support for HUGS Patient Security System
DEPT OF DEFENSE.DEFENSE HEALTH AGENCY (DHA).DEFENSE HEALTH AGENCY
J--IMT BOR-DO PACS SERVICE AGREEMENT AND RE
INTERIOR, DEPARTMENT OF THE.BUREAU OF RECLAMATION.UPPER COLORADO REGIONAL OFFICE
CCTV, Access Control, and Physical Security System Maintenance - Naval Hospital Camp Pendleton
DEPT OF DEFENSE.DEFENSE HEALTH AGENCY (DHA).DEFENSE HEALTH AGENCY HCD WEST
CCTV and Intercom System
JUSTICE, DEPARTMENT OF.DRUG ENFORCEMENT ADMINISTRATION.HEADQUATERS
J065--575- Lynx System Technical Support Services - Base +4 / 575-26-3-5075-0020 (VA-26-00040261)
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.NETWORK CONTRACT OFFICE 19 (36C259)
DFAC Bldg. 780 Fire Alarm System Modernization
DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.ACC-OO.413TH CSB.0413 AQ HQ RCO-HI
158th FW CES Fire Alarm Simplex TSW
DEPT OF DEFENSE.DEPT OF THE ARMY.NATIONAL GUARD BUREAU.JFHQ USPFO VT.USPFO VT PROCUREMENT.W7N4 USPFO ACTIVITY VTANG 158
J--GETT/EISE Alarm Monitoring, Inspection, Maintenanc
INTERIOR, DEPARTMENT OF THE.NATIONAL PARK SERVICE.NER SERVICES MABO (43000)
Security System - NMS American Samoa
COMMERCE, DEPARTMENT OF.NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION.DEPT OF COMMERCE NOAA
PKB Security Systems Maintenance FY26 JSOU
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR MOBILITY COMMAND.FA4814 6 CONS PK
Security System Monitoring and Maintenance at Navarro Mills Lake in Purdon, Texas.
DEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.ENGINEER DIVISION SOUTHWESTERN.ENDIST FT WORTH.W076 ENDIST FT WORTH
Lenel Access Control Maintenance
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR FORCE MATERIEL COMMAND.AIR FORCE TEST CENTER.FA2823 AFTC PZIO
Electronic Security System
DEPT OF DEFENSE.DEPT OF THE NAVY.NAVSEA.NAVSEA WARFARE CENTER.COMMANDING OFFICER
Bldg. 7 Temporary Fire Alarm System Installation (CTX)
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.257-NETWORK CONTRACT OFFICE 17 (36C257)
Lenel Install
DEPT OF DEFENSE.DEPT OF THE NAVY.NAVSEA.NAVSEA WARFARE CENTER.NSWC DAHLGREN
PKB Security Systems Maintenance FY26 JSOU
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR MOBILITY COMMAND.FA4814 6 CONS PK
H--Burglar/Fire Alarm System Inspection, Testing, Mai
INTERIOR, DEPARTMENT OF THE.NATIONAL PARK SERVICE.IMR INTERMOUNTAIN REGION(1200)
306 RQS Open Storage & Armory IDS
DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR COMBAT COMMAND.FA4877 355 CONS PK
Intrusion Detection System Services
VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.261-NETWORK CONTRACT OFFICE 21 (36C261)
NOTICE OF INTENT TO SOLE SOURCE: eVIGILANT CLOSED-CIRCUIT TELEVISION SECURITY CAMERA SYSTEM
DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.ACC-CTRS.ACC-APG.W6QK ACC-APG ADELPHI
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).