Top Interior nonscheduled chartered passenger air transportation contractors
In the 12 months ending Oct 5, 2026, the Department of the Interior obligated $126.3M in net prime contract dollars under NAICS 481211, up 7.4% from $117.6M in the preceding 12 months. 80 prime contractors received positive obligations, and 14 of them accounted for 80% of that spend.
Prime contracts funded by the Department of the Interior. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top Interior contractors for NAICS 481211
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 | Bristow LLC | $29.7M | $27.2M | 23.4% | — |
| 2 | Bridger Aerospace Group, LLC | $20.1M | $13.6M | 15.8% | — |
| 3 | Brainerd Helicopters, Inc | $9.1M | $9.0M | 7.2% | — |
| 4 | Temsco Helicopters Inc | $7.8M | $8.0M | 6.2% | — |
| 5 | Bighorn Airways Inc | $5.7M | $7.3M | 4.5% | — |
| 6 | Heli-1 Corp | $4.5M | $4.5M | 3.5% | ▲ 1 |
| 7 | Mountain Blade Runner LLC | $4.2M | $4.4M | 3.3% | ▲ 1 |
| 8 | Hillcrest Aircraft Company | $3.9M | $2.9M | 3.1% | ▲ 3 |
| 9 | Papillon Airways Inc | $3.9M | $5.9M | 3.0% | ▼ 3 |
| 10 | Hillsboro Aviation, Inc. | $3.4M | $2.9M | 2.7% | — |
| 11 | Eastern Air Express LLC | $3.0M | $0 | 2.4% | New |
| 12 | Spur Aviation Services, LC | $3.0M | $2.8M | 2.4% | — |
| 13 | Reeder Flying Service, Inc. | $3.0M | $3.4M | 2.4% | ▼ 4 |
| 14 | Pathfinder Aviation LLC | $2.7M | $2.0M | 2.1% | ▼ 1 |
| 15 | MID-Pacific Air Service LLC | $2.7M | $1.3M | 2.1% | ▲ 4 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Bridger Aerospace Group, LLC$13.6M → $20.1M (+$6.5M) · now #2
- Eastern Air Express LLC$0 → $3.0M (+$3.0M) · now #11
- Bristow LLC$27.2M → $29.7M (+$2.5M) · now #1
Largest declines
- Papillon Airways Inc$5.9M → $3.9M (−$2.0M) · now #9
- Bighorn Airways Inc$7.3M → $5.7M (−$1.6M) · now #5
- Air Resources Helicopters, Inc.$1.1M → −$240K (−$1.4M) · no latest-period obligations
New to this market
5 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Eastern Air Express LLC | Jul 7, 2026 | $3.0M |
| Susanville Aviation LLC | May 13, 2026 | $275K |
| Hawaii Pacific Aviation Inc | Jul 10, 2026 | $85K |
| Sourdough Air Service, Inc. | Jul 8, 2026 | $38K |
| Northern Wings Aviation LLC | May 5, 2026 | $30K |
Where the money comes from
Funding sub-agencies within the Department of the Interior, 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 |
|---|---|---|---|
| Bureau of Land Management | $37.8M | $53.6M | Down $15.8M (29.5%) |
| Bureau of Safety and Environmental Enforcement | $31.1M | $28.5M | Up $2.7M (9.4%) |
| Bureau of Indian Affairs and Bureau of Indian Education | $23.1M | $15.3M | Up $7.8M (50.9%) |
| National Park Service | $14.1M | $15.0M | Down $894K (6.0%) |
| Departmental Offices | $12.5M | $209K | Up $12.2M (5863.2%) |
| U.S. Fish and Wildlife Service | $5.5M | $3.3M | Up $2.2M (66.0%) |
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 |
|---|---|---|---|
| 140D0426F0579 | Summit Helicopters Inc EU T2 - SUMMIT 2773H | $1.9M | Oct 30, 2026 |
| 140D0426F0578 | Hillsboro Aviation, Inc. EU T2 - HILLSBORO 304HA | $1.9M | Oct 30, 2026 |
| 140D0426F0576 | Hillcrest Aircraft Company EU T2 - HILLCREST 689H | $2.2M | Oct 30, 2026 |
| 140D0426F0777 | Bridger Aerospace Group, LLC TASK ORDER FOR AIR ATTACK FLIGHT SERVICES WITH CAMERA SENSOR AND AIRBORNE REMOTE SENSOR OPERATOR IN SUPPORT OF THE BUREAU OF INDIAN AFFAIRS UNDER CONTRACT 140D0423D0085. | $5.7M | Nov 6, 2026 |
| 140D0426F0166 | Heliqwest International Inc. EU HELICOPTER FLIGHT SERVICE, TYPE II, SHORT-HAUL, YOSEMITE NATIONAL PARK, CA | $2.4M | Nov 12, 2026 |
| 140D0426F0562 | Heli-1 Corp EXCLUSIVE USE HELI-1 APPLE VALLEY, CA | $2.5M | Nov 20, 2026 |
| 140D0426F0437 | Brainerd Helicopters, Inc EXCLUSIVE USE TYPE 1 HELICOPTER FLIGHT SERVICES IN SUPPORT OF BLM AT BOISE IDAHO | $4.2M | Nov 30, 2026 |
| 140D0426FP016 | Papillon Airways Inc EU HELICOPTER FLIGHT SERVICES, GRAND CANYON NATIONAL PARK, AZ | $1.6M | Jan 14, 2027 |
| 140D0426F0595 | Spur Aviation Services, LC AIR ATTACK AVIATION FIRE SERVICES AT SALT LAKE CITY, UT | $2.4M | May 31, 2027 |
| 140D0426FE002 | Bristow LLC FY27 HELICOPTER FLIGHT SERVICES | $35.7M | Sep 30, 2027 |
Common questions
Who are the top Interior contractors for NAICS 481211?
In the latest 12 months, Bristow LLC ($29.7M), Bridger Aerospace Group, LLC ($20.1M), Brainerd Helicopters, Inc ($9.1M) received the most Interior obligations for nonscheduled chartered passenger air transportation.
How concentrated is this market?
The eight largest primes held 67.0% of positive obligations, and Bristow LLC alone held 23.4%. 5 contractors won their first obligations in this market during the latest 12 months.
Are any large Interior NAICS 481211 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 140D0426F0579 (Summit Helicopters Inc, $1.9M obligated), ending Oct 30, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 481211 across all agencies
DHS · NAICS 481211
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$13.2MFigures 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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