561621: Security Systems Services (except Locksmiths)
Sector 56, Administrative and Support and Waste Management and Remediation Services. Subsector 561, Administrative and Support Services. The public award record for this code: who buys it, who won it, what it went for, what recompetes soon.
NAICS 561621 in numbers
Obligated by fiscal year
Who buys
Who won
Where the work is done
Award size bands (count)
Set-aside mix (count)
Coming up for recompete
| Ends | Incumbent | Buyer | Last value |
|---|---|---|---|
| Sep 15, 2026 | JOHNSON CONTROLS SECURITY SOLUTIONS LLC | IBC ACQ SVCS DIRECTORATE (00004) | $1.62M |
| Sep 15, 2026 | ADVANCED COMMUNICATIONS, INC. | U.S. Coast Guard | $3.5K |
| Sep 21, 2026 | M. C. DEAN, INC. | Washington Headquarters Services | $112.0K |
| Sep 23, 2026 | JOHNSON CONTROLS SECURITY SOLUTIONS LLC | PROCUREMENT DIVISION, PSS | $3.87M |
| Sep 24, 2026 | CHENEGA INTEGRATED SECURITY SOLUTIONS, LLC | SECURITIES AND EXCHANGE COMMISSION | $25.93M |
| Sep 24, 2026 | MTNT TECHNICAL SERVICES, LLC | W6QM MICC-FT LEAVENWORTH | $354.0K |
| Sep 24, 2026 | PRO-TEC SECURITY, INC. | U.S. Coast Guard | $64.4K |
| Sep 24, 2026 | EASTERN SHAWNEE PROFESSIONAL SERVICES, LLC | Department of the Army | $137.1K |
Open right now under NAICS 561621
17 open notices on SAM.gov, 6 closing within seven days. The newest 12:
| Posted | Notice | Buyer | NAICS | Set-aside | Due |
|---|---|---|---|---|---|
| Sep 12, 2026 | CGSC Access Control System ReplacementCombined Synopsis/Solicitation · Fort Leavenworth KS | W6QM MICC-FT LEAVENWORTH | 561621 | SBA | Sep 16, 2026 |
| Sep 12, 2026 | EADS Fire Alarm ServiceSolicitation · Rome NY | W7NR USPFO ACTIVITY NYANG 174 | 561621 | SBA | Sep 24, 2026 |
| Sep 12, 2026 | Electronic Security Systems Upgrades at USCG Eureka Housing AreaSolicitation · Eureka CA | BASE ALAMEDA(00031) | 561621 | SBA | Sep 16, 2026 |
| Sep 12, 2026 | USCG District Southwest CAC Reader & Camera System InstallationCombined Synopsis/Solicitation · Alameda CA | BASE ALAMEDA(00031) | 561621 | SBA | Sep 23, 2026 |
| Sep 11, 2026 | Sound Transmission Class (STC) 50-rated Door Assembly and InstallationCombined Synopsis/Solicitation · Wright Patterson AFB OH | FA8601 AFLCMC PZIO | 561621 | SBA | Sep 18, 2026 |
| Sep 11, 2026 | 3ID G2 DAQ ICIDS Service and MaintenanceSolicitation · Fort Stewart GA | W6QM MICC-FT STEWART | 561621 | SBA | Sep 23, 2026 |
| Sep 11, 2026 | DFAC Bldg. 780 Fire Alarm System ModernizationCombined Synopsis/Solicitation · Honolulu HI | 0413 AQ HQ RCO-HI | 561621 | Sep 17, 2026 | |
| Sep 11, 2026 | MEDECO INTELLIGENT KEY HIGH-SECURITY LOCK SYSTEMSources Sought · Mather CA | 261-NETWORK CONTRACT OFFICE 21 (36C261) | 561621 | Oct 16, 2026 | |
| Sep 11, 2026 | CCURE PACS Software Support Agreement (Smart Cards)Award Notice · Atlanta GA | CDC OFFICE OF ACQUISITION SERVICES | 561621 | not stated | |
| Sep 11, 2026 | Repair/Replace Security Systems at Sector Key WestAward Notice · Key West FL | BASE MIAMI(00028) | 561621 | SBA | not stated |
| Sep 11, 2026 | Food and Nutrition Administration Access Control System UpgradeCombined Synopsis/Solicitation · Denver CO | USDA FOOD AND NUTRITION ADMINISTRATION | 561621 | SBA | Sep 21, 2026 |
| Sep 4, 2026 | Amendment 0002 Lenel OnGuard Door Access Control System UpgradeCombined Synopsis/Solicitation · Fort Riley KS | W6QM MICC-FT RILEY | 561621 | SBA | Oct 15, 2026 |
Where this code sits
NAICS 561621 is a six-digit national industry in the 2022 North American Industry Classification System. It sits under industry group 5616 (Investigation and Security Services), NAICS industry 56162 (Security Systems Services), in subsector 561 (Administrative and Support Services) of sector 56 (Administrative and Support and Waste Management and Remediation Services).
Federal buyers assign one NAICS code to each award and each notice. The code describes the kind of business the buyer expects to perform the work, not the item itself; the item is described by the PSC code. The numbers above come from awards and notices carrying this exact code. Related work often sits in the neighboring codes listed below, so watch the neighbors too.
The official definition, with what the code includes and excludes, is on the Census NAICS page linked at the bottom.
Codes near this one
The other national industries in group 5616, Investigation and Security Services.
How to use this page
Who bought it ranks contracting offices by what they obligated under this code. Who won it ranks vendors after names are resolved to one record each. What it went for shows award size bands; the median describes a typical award better than the average. What recompetes soon lists awards whose period of performance ends inside twelve months.
A code with nothing on record yet says so. History loads one subsector and fiscal year at a time, so quiet codes and older years fill in last. Members see the individual awards and notices behind every number, buyer and incumbent profiles, alerts and briefs.
Related
- Every NAICS codeThe index by sector and subsector.
- Choosing NAICS codesPrimary and secondary codes for your registration.
- Recompete radarContracts in this code coming due.
- Award historyWho won last time and at what price.
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