Top DoD ambulance services contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $33.3M in net prime contract dollars under NAICS 621910, down 4.2% from $34.8M in the preceding 12 months. 37 prime contractors received positive obligations, and 10 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 621910
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 | Wander Staffing LLC | $7.3M | $7.0M | 21.8% | — |
| 2 | Reach Air Medical Services, LLC | $5.1M | $4.8M | 15.4% | — |
| 3 | United Medevac Solutions, Inc. | $4.0M | $4.3M | 12.0% | — |
| 4 | Legacy EMS Inc | $2.3M | $4.3M | 6.8% | — |
| 5 | American Medical Response West | $1.6M | $1.3M | 4.9% | ▲ 2 |
| 6 | Procare Ambulance of Maryland, Inc | $1.4M | $477K | 4.3% | ▲ 10 |
| 7 | Bernalillo County Health Care Corp | $1.4M | $921K | 4.3% | ▲ 2 |
| 8 | Careflight Limited | $1.4M | $0 | 4.2% | New |
| 9 | Event Medical Solutions Unlimited, LLC | $1.3M | $0 | 4.0% | New |
| 10 | Asteri Consulting Services LLC | $1.2M | $0 | 3.5% | New |
| 11 | Caribe Medical Supply Inc | $975K | $930K | 2.9% | ▼ 3 |
| 12 | Medstar Ambulance, Inc. | $782K | $0 | 2.4% | New |
| 13 | Action Ambulance Service Inc | $750K | $750K | 2.3% | ▼ 1 |
| 14 | International SOS Government Services LLC | $689K | $393K | 2.1% | ▲ 3 |
| 15 | Haynes Ambulance of Alabama Inc | $667K | $0 | 2.0% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Careflight Limited$0 → $1.4M (+$1.4M) · now #8
- Event Medical Solutions Unlimited, LLC$0 → $1.3M (+$1.3M) · now #9
- Asteri Consulting Services LLC$0 → $1.2M (+$1.2M) · now #10
Largest declines
- Legacy EMS Inc$4.3M → $2.3M (−$2.0M) · now #4
- Miller E.M.S., L.L.C.$2.0M → $0 (−$2.0M) · no latest-period obligations
- Medex Medical Transport Service Inc$2.1M → $267K (−$1.8M) · now #19
New to this market
9 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Event Medical Solutions Unlimited, LLC | Jun 9, 2026 | $1.3M |
| Pocono Mountain Regional Emergency Medical Services, Inc | Mar 11, 2026 | $363K |
| Rampart Aviation, LLC. | Apr 7, 2026 | $289K |
| Keywood & Sons, LLC | Mar 12, 2026 | $70K |
| AAA Ambulance Service | Jun 3, 2026 | $24K |
| Jet Response LLC | Apr 27, 2026 | $15K |
| E & J Express Logistics LLC | Mar 17, 2026 | $13K |
| Ecology MIR Group LLC | May 4, 2026 | $12K |
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 |
|---|---|---|---|
| Defense Health Agency | $22.5M | $25.8M | Down $3.3M (12.6%) |
| Department of the Army | $8.0M | $7.6M | Up $413K (5.4%) |
| Department of the Navy | $2.6M | $1.0M | Up $1.5M (147.5%) |
| Defense Logistics Agency | $108K | $216K | Down $108K (50.0%) |
| Department of Defense Education Activity | $62K | $60K | Up $2K (3.0%) |
| Department of the Air Force | $46K | $104K | Down $58K (55.4%) |
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 |
|---|---|---|---|
| W81K0425CA004 | Reach Air Medical Services, LLC AIR MEDICAL TRANSPORT AMBULANCE SERVICES (AMTAS) FOR FORT HUNTER LIGGETT (FHL), CA | $9.9M | Oct 31, 2026 |
| FA850123P0008 | United Medevac Solutions, Inc. AMBULANCE SERVICES | $3.9M | Oct 31, 2026 |
| W81K0024C0002 | United Medevac Solutions, Inc. PATIENT TRANSPORT SERVICES IN SUPPORT OF BAMC, JBSA FT. SAM HOUSTON, TX | $10.2M | Dec 14, 2026 |
| W91YTZ24C0002 | Caribe Medical Supply Inc FY24 FORT BUCHANAN AMBULANCE SERVICES | $2.6M | Dec 31, 2026 |
| FA251726PB001 | Asteri Consulting Services LLC AMBULANCE SERVICES FOR PETERSON SFB AND SCHRIEVER SFB (ORIGINALLY SOLICITED UNDER PIID FA251725R0013) | $1.2M | Jan 31, 2027 |
| HT940723P0007 | Legacy EMS Inc AMBULANCE SERVICES | $5.7M | Mar 19, 2027 |
| W81K0024C0004 | Wander Staffing LLC NON-PERSONAL GROUND AMBULANCE SERVICES | $21.0M | Mar 31, 2027 |
| FA461023C0001 | American Medical Response West PATIENT TRANSPORT SERVICES | $5.4M | Apr 30, 2027 |
| W81K0026CA004 | Event Medical Solutions Unlimited, LLC EMERGENCY MEDICAL SERVICES FORT LEAVENWORTH POP DATES: 01 JUN 2026-31 MAY 2031 | $1.3M | May 31, 2027 |
Common questions
Who are the top DoD contractors for NAICS 621910?
In the latest 12 months, Wander Staffing LLC ($7.3M), Reach Air Medical Services, LLC ($5.1M), United Medevac Solutions, Inc. ($4.0M) received the most DoD obligations for ambulance services.
How concentrated is this market?
The eight largest primes held 73.6% of positive obligations, and Wander Staffing LLC alone held 21.8%. 9 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 621910 contracts ending soon?
9 of the largest awards in this market reach their current end date in the next 18 months. The first is W81K0425CA004 (Reach Air Medical Services, LLC, $9.9M obligated), ending Oct 31, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
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$10.7MFigures 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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