Top DoD all other support services contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $795.9M in net prime contract dollars under NAICS 561990, down 47.9% from $1.5B in the preceding 12 months. 238 prime contractors received positive obligations, and 6 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Defense. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
DoD publishes contract data to USAspending with a 90-day delay, so the most recent months understate DoD activity.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DoD contractors for NAICS 561990
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Lockheed Martin Corporation | $650.6M | $818.0M | 65.0% | — |
| 2 | General Dynamics Information Technology, Inc. | $80.8M | $137.1M | 8.1% | ▲ 1 |
| 3 | Trace, Inc. | $20.0M | $41.3M | 2.0% | ▲ 1 |
| 4 | Vertex Modernization and Sustainment LLC | $19.6M | $278.7M | 2.0% | ▼ 2 |
| 5 | Sierra Nevada Company, LLC | $19.6M | $29.2M | 1.9% | ▲ 1 |
| 6 | Lamain Industries LLC | $14.8M | $22.7M | 1.5% | ▲ 1 |
| 7 | Chenega Security California Corporation | $12.5M | $10.2M | 1.3% | ▲ 6 |
| 8 | CW Resources, Inc. | $12.2M | $21.1M | 1.2% | — |
| 9 | Ponderful, LLC | $9.7M | $10.5M | 1.0% | ▲ 3 |
| 10 | Pride Industries | $7.6M | $14.7M | 0.8% | ▼ 1 |
| 11 | Terrestris, LLC | $7.3M | $3.2M | 0.7% | ▲ 23 |
| 12 | Servtech | $6.9M | $12.1M | 0.7% | ▼ 1 |
| 13 | L L Brooks Enterprises Inc | $6.7M | $9.7M | 0.7% | ▲ 2 |
| 14 | W. Harris, Government Services Contractor, Inc. | $6.4M | $8.9M | 0.6% | ▲ 2 |
| 15 | CGH-Global Emergency Management Strategies LLC | $5.3M | $5.3M | 0.5% | ▲ 6 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- General Atomics Aeronautical Systems, Inc.−$8.7M → $2.0M (+$10.7M) · now #37
- Terrestris, LLC$3.2M → $7.3M (+$4.0M) · now #11
- R&R Commissary Services, Incorporated$0 → $2.8M (+$2.8M) · now #28
Largest declines
- Vertex Modernization and Sustainment LLC$278.7M → $19.6M (−$259.0M) · now #4
- Lockheed Martin Corporation$818.0M → $650.6M (−$167.4M) · now #1
- Raytheon Company−$92.0M → −$201.3M (−$109.3M) · no latest-period obligations
New to this market
48 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Greenlight Consulting Services, LLC | Jan 20, 2026 | $1.7M |
| City of Altus | Nov 21, 2025 | $1.1M |
| Ethic Tech, LLC | Feb 25, 2026 | $855K |
| Crux Diving Inc | Mar 2, 2026 | $661K |
| l3harris Nexgen Communications LLC | May 12, 2026 | $323K |
| Specpro-BB&E JV, LLC | Nov 4, 2025 | $210K |
| Accurate Inventory Management LLC | Apr 2, 2026 | $182K |
| On Time Staffing Group LLC | Mar 19, 2026 | $156K |
Where the money comes from
Funding sub-agencies within the Department of Defense, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| U.S. Special Operations Command | $381.5M | $684.8M | Down $303.3M (44.3%) |
| Department of the Air Force | $188.7M | $450.8M | Down $262.1M (58.1%) |
| Defense Commissary Agency | $159.1M | $252.3M | Down $93.1M (36.9%) |
| Department of the Navy | $34.5M | $43.8M | Down $9.3M (21.2%) |
| Department of the Army | $26.3M | $84.0M | Down $57.6M (68.6%) |
| Defense Threat Reduction Agency | $1.9M | $0 | New |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| FA862024FB081 | Vertex Modernization and Sustainment LLC BIG SAFARI | $47.5M | Dec 31, 2026 |
| H9225426FE023 | Lockheed Martin Corporation MQ9 FY26 CMS CONUS/OCONUS | $54.5M | Feb 15, 2027 |
| W900KK26FA054 | General Dynamics Information Technology, Inc. CONTRACTOR PROVIDED SIMULATION SERVICES SOLUTION TO PROVIDE SIMULATION CAPABILITIES IN SUPPORT OF THE AVIATION CENTER OF EXCELLENCE FLIGHT TRAINING MISSION, UNDER THE FLIGHT… | $80.8M | Mar 31, 2027 |
| H9225423F2661 | Lockheed Martin Corporation MH47G BLK II POST PROD LOT 5 (P11) | $72.6M | Apr 19, 2027 |
| FA862025FB118 | Vertex Modernization and Sustainment LLC BIG SAFARI | $47.8M | May 21, 2027 |
| H9225425FE022 | Lockheed Martin Corporation THIS PROPOSAL IS BASED ON PERFORMANCE OF THE TO SCOPE DETAILED IN THE PWS ENCLOSED AT APPX B. AS A SYNOPSIS OF THIS SCOPE, WILL PROVIDE H47ER BLOCK II POSTPRODUCTION MOD ENG,… | $55.9M | Jul 9, 2027 |
| H9225423F2688 | Lockheed Martin Corporation MELB 6R PRODUCTION | $46.7M | Aug 10, 2027 |
| H9225423F2757 | Lockheed Martin Corporation H-47ER POST PRODUCTION | $55.4M | Aug 10, 2027 |
| H9225423F2686 | Lockheed Martin Corporation MH-60M BLOCK #1 KITS AND INSTALLS | $50.6M | Aug 10, 2027 |
| FA862025FB125 | Vertex Modernization and Sustainment LLC BIG SAFARI | $130.2M | Sep 24, 2027 |
Common questions
Who are the top DoD contractors for NAICS 561990?
In the latest 12 months, Lockheed Martin Corporation ($650.6M), General Dynamics Information Technology, Inc. ($80.8M), Trace, Inc. ($20.0M) received the most DoD obligations for all other support services.
How concentrated is this market?
The eight largest primes held 83.0% of positive obligations, and Lockheed Martin Corporation alone held 65.0%. 48 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 561990 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is FA862024FB081 (Vertex Modernization and Sustainment LLC, $47.5M obligated), ending Dec 31, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
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$11.0MHHS · NAICS 561990
$10.1MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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