GovBidScope

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 9 of 15

Security Systems Maintenance Services Pittsburgh Amendment00001

VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.244-NETWORK CONTRACT OFFICE 4 (36C244)

Service-Disabled Veteran-Owned Small Business Set AsideDue 7/29/2026

Closed Circuit Television (CCTV) Installation

DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR MOBILITY COMMAND.FA4407 375 CONS LGC

Total Small Business Set-Aside (FAR 19.5)Due 8/5/2026

Surveillance Equipment Installation

HOMELAND SECURITY, DEPARTMENT OF.US COAST GUARD.LOG-9

Total Small Business Set-Aside (FAR 19.5)Due 7/26/2026

Notice of Intent to Sole Source, Rapiscan X-Ray Inspection Systems, Maintenance and Repair

DEPT OF DEFENSE.DEPT OF THE NAVY.USMC.MARCORP I&L.MARINE CORPS INSTALLATIONS COMMAND.MCINCR.COMMANDER

No Set aside usedDue 7/27/2026

J063--LYNX PANIC ALARM SERVICE AGREEMENT

VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.246-NETWORK CONTRACTING OFFICE 6 (36C246)

Due 7/23/2026

J--Kastle Security System Monitoring and Maintenance

INTERIOR, DEPARTMENT OF THE.DEPARTMENTAL OFFICES.IBC ACQ SVCS DIRECTORATE (00004)

J063--LYNX PANIC ALARM SERVICE AGREEMENT

VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.246-NETWORK CONTRACTING OFFICE 6 (36C246)

Due 7/23/2026

IMCOM ICIDS Maintenance and Services

DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.MISSION INSTALLATION CONTRACTING COMMAND.419TH CSB.W6QM MICC-FT JACKSON

Total Small Business Set-Aside (FAR 19.5)Due 8/3/2026

IDS Inspection Services - Fort Devens, MA

DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.ACC-CTRS.ACC-NJ.W6QK ACC-PICA

Service-Disabled Veteran-Owned Small Business Set AsideDue 8/6/2026

Intrusion Detection System (IDS) Alert Fence

DEPT OF DEFENSE.DEPT OF THE ARMY.NATIONAL GUARD BUREAU.JFHQ USPFO LA.USPFO LA PROCUREMENT.W7NB USPFO ACTIVITY LAANG 159

No Set aside usedDue 7/24/2026

174 Fire Alarm Reporting System

DEPT OF DEFENSE.DEPT OF THE ARMY.NATIONAL GUARD BUREAU.JFHQ USPFO NY.USPFO NY PROCUREMENT.W7NR USPFO ACTIVITY NYANG 174

Total Small Business Set-Aside (FAR 19.5)Due 7/23/2026

INTENT TO SOLE SOURCE OEM JOHNSON CONTROLS VIDEO SURVEILLANCE AND EQUIPMENT MAINTENANCE

DEPT OF DEFENSE.DEPT OF THE NAVY.NAVSUP.NAVSUP GLOBAL LOGISTICS SUPPORT.NAVSUP FLC PUGET SOUND.NAVSUP FLT LOG CTR PUGET SOUND

No Set aside usedDue 7/23/2026

Emergency Management Mass Notification System

VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.256-NETWORK CONTRACT OFFICE 16 (36C256)

Service-Disabled Veteran-Owned Small Business Set AsideDue 7/27/2026

Offutt AFB Intrusion Detection System Services

DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR COMBAT COMMAND.FA4600 55 CONS PKP

Total Small Business Set-Aside (FAR 19.5)Due 8/7/2026

INL Guatemala Border Security CCTV

STATE, DEPARTMENT OF.STATE, DEPARTMENT OF.ACQUISITIONS - INL

Total Small Business Set-Aside (FAR 19.5)Due 8/4/2026

N063--Installation of Fire Alarm Panels

VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.NETWORK CONTRACT OFFICE 23 (36C263)

Total Small Business Set-Aside (FAR 19.5)Due 7/28/2026

IMCOM ICIDS Maintenance and Services

DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.MISSION INSTALLATION CONTRACTING COMMAND.419TH CSB.W6QM MICC-FT JACKSON

Total Small Business Set-Aside (FAR 19.5)Due 8/3/2026

Base Alarm Services - Los Angeles Air Force Base

DEPT OF DEFENSE.DEPT OF THE AIR FORCE.FA2816 SMC PK PKO

Total Small Business Set-Aside (FAR 19.5)$4791K

N--GLCA REPLACE FIRE ALARM SYSTEM

INTERIOR, DEPARTMENT OF THE.NATIONAL PARK SERVICE.IMR ARIZONA(12400)

Total Small Business Set-Aside (FAR 19.5)Due 7/24/2026

USARC CCURE 9000 Software Support License

DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.MISSION INSTALLATION CONTRACTING COMMAND.419TH CSB.W6QM MICC-FT DRUM

Total Small Business Set-Aside (FAR 19.5)Due 7/21/2026

174 Fire Alarm Reporting System

DEPT OF DEFENSE.DEPT OF THE ARMY.NATIONAL GUARD BUREAU.JFHQ USPFO NY.USPFO NY PROCUREMENT.W7NR USPFO ACTIVITY NYANG 174

Total Small Business Set-Aside (FAR 19.5)Due 7/23/2026

Wrong Way Sensor Replacement

DEPT OF DEFENSE.DEPT OF THE AIR FORCE.AIR COMBAT COMMAND.FA4803 20 CONS LGCA

Total Small Business Set-Aside (FAR 19.5)Due 8/18/2026

Electronics Security Systems (ESS) Maintenance Services

DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.MISSION INSTALLATION CONTRACTING COMMAND.419TH CSB.W6QM MICC-FT CAMPBELL

Service-Disabled Veteran-Owned Small Business Set AsideDue 7/27/2026

VSS Installation for FPS Region 9 at Sirena Plaza in Hagatna, Guam

HOMELAND SECURITY, DEPARTMENT OF.OFFICE OF PROCUREMENT OPERATIONS.FPS WEST CCG

Total Small Business Set-Aside (FAR 19.5)Due 7/14/2026

Electronic Security System (ESS) Preventative Maintenance

DEPT OF DEFENSE.DEPT OF THE NAVY.NAVSUP.NAVSUP GLOBAL LOGISTICS SUPPORT.NAVSUP FLC NORFOLK.NAVSUP FLT LOG CTR NORFOLK

Total Small Business Set-Aside (FAR 19.5)Due 8/3/2026

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).