Overview
Prime obligationsObligation: money the government has legally committed to a contract. It is not the same as money paid. Example: $6M obligated of a $10M ceiling. Glossary, FY2021–FY2025
paid to 2,292 contractors
Department › sub-agency; a tile opens its sub-agency
Click a tile to open its page.
DoD sub-agenciesOther departments
Click a state to open its page.
Insight 34% was performed in Virginia. See the Virginia page (opens another page)
Agencies report with a delay; the latest year will rise
Hover over a year to see its value.
Insight 1,833 new awards in FY2025
Each cell is one week of a month: days 1–7, 8–14, 15–21, 22–28 or 29–31
Hover over a week to see its total.
LessMore obligations
Insight September held 22.4% of FY2025 obligations
Insights on other tabs
- Buyers
- Department of the Air Force placed 19%; 131 sub-agencies buy it
- Contractors
- 11 of the 25 largest are SBA-listed small businesses
- Opportunities
- 17 open notices use this code today
Buyers
A bar opens its department
Click a bar to open its page.
Buyers of NAICS 561621 by sub-agency, FY2021–FY2025
Use this to find which sub-agencies buy this work; open one for its offices.
Showing 1–10 of 131 sub-agencies
| FY2021–FY2025, NAICS 561621 | All industries, FY2017–FY2026 | |||
|---|---|---|---|---|
| Last 10 FY | ||||
| Department of the Air Force | DoD | $697,365,286 | 1,103 | |
| Department of the Navy | DoD | $639,481,692 | 1,473 | |
| Office of Procurement Operations | DHS | $387,991,802 | 355 | |
| Department of the Army | DoD | $304,965,878 | 1,309 | |
| Department of Veterans Affairs | VA | $263,069,280 | 1,481 | |
| U.S. Marshals Service | Justice | $246,488,920 | 832 | |
| Washington Headquarters Services | DoD | $183,525,961 | 385 | |
| Federal Aviation Administration | Transportation | $137,895,163 | 326 | |
| Federal Bureau of Investigation | Justice | $64,410,199 | 103 | |
| U.S. Customs and Border Protection | DHS | $54,517,278 | 113 | |
Page 1 of 14
Contractors
Click a bar to open its page.
15 smaller rows, $542M together (14.4%), folded to keep the card short.
Everyone else: $1.35B (35.8%)
Insight The ten largest received 50% of the industry's obligations
Contractors in NAICS 561621 by prime obligations, FY2021–FY2025
Use this to see who wins this work and where they are based; the 25 largest.
11 of the 25 are SBA-listed small businesses
Showing 1–10 of 25 contractors
| FY2021–FY2025, NAICS 561621 | All industries, FY2017–FY2026 | |||
|---|---|---|---|---|
| Last 10 FY | ||||
| M. C. Dean, Inc. | Tysons, VA | $470,156,031 | 799 | |
| Serco Inc. | Herndon, VA | $367,218,933 | 24 | |
| Johnson Controls Security Solutions LLC | Alexandria, VA | $189,271,518 | 1,363 | |
| Paragon Systems Inc. | Herndon, VA | $177,473,111 | 19 | |
| Triple Canopy Inc. | Herndon, VA | $148,671,459 | 61 | |
| CACI International Inc. | Reston, VA | $133,049,883 | 5 | |
| Advanced Technology Systems Company, Inc. (of Virginia)SBA-listed small businessListed in SBA DSBS | Mc Lean, VA | $127,682,878 | 3 | |
| Xator LLC | Centreville, VA | $99,345,388 | 22 | |
| General Dynamics Mission Systems, Inc. | Pittsfield, MA | $84,271,317 | 4 | |
| Johnson Controls Building Automation Systems, LLC | Rockville, MD | $70,353,105 | 461 | |
Page 1 of 3
Opportunities
Open opportunities in NAICS 561621
Security Systems Services (except Locksmiths)
12 of the next 17 are due within 30 days
Showing 1–17 of 17 opportunities
| Opportunity | Agency | Due |
|---|---|---|
| J012--Amendment to Provide Q&A and Whom to Submit Offers (opens in Procura)Combined Synopsis/Solicitation · NAICS 561621Free account: full notice, dates, attachments | Department of Veterans AffairsNETWORK CONTRACT OFFICE 19 (36C259) | Oct 20, 2026 |
| Fire Alarm/Suppression Inspection, Testing, and Maintenance (opens in Procura)Sources Sought · NAICS 561621Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA8751 AFRL RIKO | Oct 22, 2026 |
| H312--Fire Alarm Maintenance Service Contract FY27 - NEW Base + Four - 583 (opens in Procura)Solicitation · NAICS 561621Free account: full notice, dates, attachments | Department of Veterans Affairs250-NETWORK CONTRACT OFFICE 10 (36C250) | Oct 23, 2026 |
| Amendment 0003 Lenel OnGuard Door Access Control System Upgrade (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 561621Free account: full notice, dates, attachments | Department of the Army (DOD)W6QM MICC-FT RILEY (W911RX) | Oct 23, 2026 |
| IRS Intrusion Detection System, C. Clifton Young Federal Building & US Courthouse (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 561621Free account: full notice, dates, attachments | Public Buildings Service (GSA)PBS PROJECT DELIVERY WEST - BRANCH E (47PD55) | Oct 28, 2026 |
| J063 Service and Software Updates to Security Access Control and Camera Systems Across Idaho/ Eastern Oregon VA Locations (opens in Procura)Sources Sought · NAICS 561621Free account: full notice, dates, attachments | Department of Veterans Affairs260-NETWORK CONTRACT OFFICE 20 (36C260) | Oct 29, 2026 |
| Corrective and Preventative Maintenance of Electronic Security Systems at the Ronald Reagan Building (opens in Procura)Solicitation · Set aside: Women-owned small business · NAICS 561621Free account: full notice, dates, attachments | Office of Procurement Operations (DHS)FPS EAST CCG DIV 2 ACQ DIV (70RFP2) | Oct 29, 2026 |
| Fire Protection Services at USCG Air Station Sacramento (opens in Procura)Special Notice · NAICS 561621Free account: full notice, dates, attachments | U.S. Coast Guard (DHS)Office 70ZL94 | Oct 30, 2026 |
| Inspection of Fire Extinguishers and Suppression Systems for AMXG at Hill AFB, Utah (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 561621Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA8224 AFSC OL H PZIM | Oct 30, 2026 |
| Security Gate Maintenance and Repair Services Aberdeen Test Center, Aberdeen Proving Ground, MD (opens in Procura)Sources Sought · NAICS 561621Free account: full notice, dates, attachments | Department of the Army (DOD)W6QK ACC-APG (W91CRB) | Nov 2, 2026 |
| Electronic Security Systems (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 561621Free account: full notice, dates, attachments | Department of the Army (DOD)W6QK ACC-RI (W519TC) | Nov 6, 2026 |
| W9124G26CBARRACKS (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 561621Free account: full notice, dates, attachments | Department of the Army (DOD)W6QM MICC-FT RUCKER (W9124G) | Nov 17, 2026 |
| Fire Alarm BPA Fort Drum NY (opens in Procura)Presolicitation · Set aside: Small business · NAICS 561621Free account: full notice, dates, attachments | Department of the Army (DOD)W6QM MICC-FT DRUM (W911S2) | Jan 13, 2027 |
| Integrated Security Services Contract 5 (opens in Procura)Solicitation · NAICS 561621Free account: full notice, dates, attachments | Washington Headquarters Services (DOD)WASHINGTON HEADQUARTERS SERVICES (HQ0034) | Mar 1, 2027 |
| Notice of Intent for Brand Name for Maintenance and Support for HUGS Patient Security System (opens in Procura)Presolicitation · NAICS 561621Free account: full notice, dates, attachments | Defense Health Agency (DOD)DEFENSE HEALTH AGENCY (HT9406) | Aug 26, 2027 |
| Naval Hospital Guam-Agana Expanded Badge Readers and Alarm Systems (opens in Procura)Special Notice · NAICS 561621Free account: full notice, dates, attachments | Defense Health Agency (DOD)DEFENSE HEALTH AGENCY HCD WEST (HT9410) | Aug 28, 2028 |
| PKB Entry Points Vehicle Barrier Gate Replacement JCSE (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 561621Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA4814 6 CONS PK | Sep 4, 2028 |