NAICS code
Security Systems Services (except Locksmiths)
- NAICS code
- 561621
- Latest action
- Oct 19, 2026
- p10
- $11,153
- p25
- $75,287
- p75
- $5,124,833
- p90
- $11,415,403
Largest awards under this code
| Award | Contractor | Agency | Place | First action | Current value |
|---|---|---|---|---|---|
| FA873022C0017 EGYPT MS3 PHASE II | ADVANCED TECHNOLOGY SYSTEMS COMPANY, INC. (OF VIRGINIA) | Department of Defense | VA | Mar 26, 2026 | $113,124,163 |
| N3943026F0002 THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDS IN THE AMOUNT OF $44,416,067.64 | SERCO INC | Department of Defense | CA | Mar 18, 2026 | $101,189,996 |
| N0003024C1001 INCREMENTALLY FUNDING CLINS 2601, 2602, 2603 | GENERAL DYNAMICS MISSION SYSTEMS, INC. | Department of Defense | MA | Mar 24, 2026 | $82,155,977 |
| DTFAWA17C00040 IGF::OT::IGF | KBR WYLE SERVICES, LLC | Department of Transportation | SC | Aug 29, 2017 | $61,768,424 |
| 70RFPW25FRW900036 ARMED PROTECTIVE SECURITY OFFICER (PSO) SERVICES FOR LOS ANGELES, CALIFORNIA AND SURROUNDING AREAS TASK ORDER AWARD FOR OPTION YEAR 3 | FIRST COAST SECURITY SOLUTIONS, INC. | Department of Homeland Security | CA | Sep 30, 2025 | $58,565,510 |
| FA873023F0007 KEESLER OPT EXERCISE, MACDILL ECP | XATOR LLC | Department of Defense | VA | Mar 18, 2026 | $56,834,463 |
| FA873022F0038 FSP4 FUNDS REALIGNMENT | CACI INTERNATIONAL INC | Department of Defense | VA | Mar 30, 2026 | $51,883,863 |
| FA873023F0009 INTEGRATED BASE DEFENSE SECURITY SYSTEMS - USAFE REGION. THIS MODIFICATION CORRECTS A LINE OF ACCOUNTING AND ATTACHES A PERFORMANCE WORK STATEMENT (PWS) ADDENDUM | CACI INTERNATIONAL INC | Department of Defense | VA | Mar 10, 2026 | $50,510,935 |
| HQ003422F0031 FORCE PROTECTION TECHNOLOGY SUPPORT SERVICES | M. C. DEAN, INC. | Department of Defense | DC | Mar 24, 2026 | $49,927,847 |
| HQ003422F0029 INTEGRATED SECURITY SERVICES CONTRACT (ISSC4) TO PROVIDE A TOTAL SYSTEM APPROACH FOR INTEGRATED ELECTRONIC AND PHYSICAL SECURITY SYSTEMS. | M. C. DEAN, INC. | Department of Defense | DC | Mar 4, 2026 | $44,712,658 |
| FA873023F0008 INTEGRATED BASE DEFENSE SECURITY SYSTEM CENTRAL | JOHNSON CONTROLS BUILDING AUTOMATION SYSTEMS, LLC | Department of Defense | MD | Mar 16, 2026 | $44,647,082 |
| FA873023F0006 F.E. WARREN PERIOD OF PERFORMANCE EXTENSION AND REVISE SECTION A: TOTAL CONTRACT VALUE AND OBLIGATION VALUE | M. C. DEAN, INC. | Department of Defense | VA | Mar 3, 2026 | $43,170,558 |
| 50310223F0199 PROTECTIVE SERVICES (ARMED AND UNARMED GUARD SERVICES) FOR OSS | CHENEGA INTEGRATED SECURITY SOLUTIONS, LLC | Securities and Exchange Commission | DC | Sep 25, 2023 | $42,246,426 |
| 89243321CAU000003 THE PURPOSE OF THIS MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING. | OLGOONIK SOLUTIONS LLC | Department of Energy | DC | Apr 10, 2026 | $36,876,116 |
| FA238125FB008 PROVIDE TECHNICAL AND MANAGEMENT SUPPORT TO MAINTAIN CONTINUOUS IN-THEATER OPERATIONAL READINESS OF USAFE-AFAFRICA AND USAFCENT EXPEDITIONARY TACTICAL AUTOMATED SECURITY SYSTEM, FIXED-SITE SECURITY SYSTEMS WITHIN THE USAFE-AFAFRICA AND USAFCENT | CACI INTERNATIONAL INC | Department of Defense | — | Mar 24, 2026 | $36,856,659 |
| 15M10624FA47MA008 4003 ELECTRONIC SECURITY SYSTEM REPAIR NATIONWIDE DRAW DOWN BASED ON THE AVAILABILITY OF FY24 FUNDS | M. C. DEAN, INC. | Department of Justice | VA | Feb 2, 2024 | $36,446,263 |
| 70RFPW23FRW900027 ARMED PROTECTIVE SECURITY OFFICER (PSO) SERVICES THROUGHOUT LOS ANGELES, CA AND SURROUNDING AREAS AWARD FOR FY24 RECURRING SERVICES - NON-SOCIAL SECURITY ADMINISTRATION (SSA) | PARAGON SYSTEMS INC | Department of Homeland Security | CA | Sep 26, 2023 | $36,425,783 |
| 70RFPW22FRW900029 ARMED PROTECTIVE SECURITY OFFICER (PSO) SERVICES FOR LOS ANGELES, CA AND SURROUNDING AREAS FY23 BASE TASK ORDER AWARD FOR RECURRING SERVICES | FIRST COAST SECURITY SOLUTIONS, INC. | Department of Homeland Security | CA | Sep 19, 2022 | $35,051,102 |
| 75D30119C05271 SERVICES | CHENEGA GLOBAL PROTECTION, LLC | Department of Health and Human Services | GA | Jun 25, 2019 | $23,789,123 |
| 70RFPW26FRW900017 ARMED PROTECTIVE SECURITY OFFICER (PSO) SERVICES FOR LOS ANGELES, CALIFORNIA AND SURROUNDING AREAS BASE AWARD FOR RECURRING SERVICES. | FIRST COAST SECURITY SOLUTIONS, INC. | Department of Homeland Security | CA | Aug 20, 2026 | $21,732,428 |
| 2031ZA24C00298 WCF SECURITY EQUIPMENT & DEVICES OPERATIONS AND MAINTENANCE (O&M). MOD P00003 - INCORPORATES MONTHLY WORKFORCE REPORT REQUIREMENT. | ELECTRONIC SYSTEMS SERVICES INC | Department of the Treasury | TX | Mar 10, 2026 | $20,870,730 |
| 0004 FPS2 - FOLLOW-ON TO IBDSS | NORTHROP GRUMMAN SYSTEMS CORPORATION | Department of Defense | CA | May 27, 2010 | $19,510,914 |
| 75F40125F19003 MDI/SOFTWARE HOUSE SECURITY INSTALLATION AND MAINTENANCE - TASK ORDER 3 | BIRDI SYSTEMS, INC. | Department of Health and Human Services | MD | Aug 15, 2025 | $18,146,675 |
| 70FA6023F00000033 THE PURPOSE OF THIS BPA IS TO PROVIDE BRIDGE SERVICES FOR EXPIRING BPA CONTRACT HSFE50-17-A-0006. | JOHNSON CONTROLS SECURITY SOLUTIONS LLC | Department of Homeland Security | DC | May 12, 2023 | $18,102,769 |
| FA873022F0021 CORRECTING MULTI-FUNDED SCLINS | CACI INTERNATIONAL INC | Department of Defense | VA | Mar 27, 2026 | $18,101,699 |
Related records
Derived from awards these records share, ordered by how many.
Benchmarked as
Bought by
Performed in
- Virginia236
- Maryland194
- District of Columbia193
- California139
- Texas114
- Florida80
- Pennsylvania74
- Georgia61
Sources and method
Figures on this page are computed from public federal award records. Numbers are never estimated or generated; where a figure is withheld, the reason is stated rather than filled in.
Totals cover awards where the government recorded this NAICS code. Codes are taken as reported; awards are never reclassified into a different code.
- 1Awards are grouped by the NAICS code the government recorded on the award, taken from USAspending.gov and last refreshed Oct 21, 2026. Miscoded awards stay miscoded here; we do not reassign codes.
- 2Published distribution over 44 awards, computed Oct 22, 2026 (snapshot b844ef0f037b).