All Interior markets
NAICS 481211 · Nonscheduled Chartered Passenger Air Transportation

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.

Net obligations, latest 12 months
$126.3M
up 7.4% vs. $117.6M
Prime contractors
80
With positive obligations
Top 8 primes’ share
67.0%
Of positive obligations
Awards with activity
717
790 in the prior 12 months

Obligations by fiscal year

Net prime contract obligations by federal fiscal year (October to September).

FY2022
$100.8M
FY2023
$98.7M
FY2024
$108.7M
FY2025
$117.6M
FY2026
$126.3M

Top Interior contractors for NAICS 481211

Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.

Top contractors, Interior NAICS 481211
#ContractorLatest 12 moPrior 12 moShareRank change
1Bristow LLC$29.7M$27.2M23.4%—
2Bridger Aerospace Group, LLC$20.1M$13.6M15.8%—
3Brainerd Helicopters, Inc$9.1M$9.0M7.2%—
4Temsco Helicopters Inc$7.8M$8.0M6.2%—
5Bighorn Airways Inc$5.7M$7.3M4.5%—
6Heli-1 Corp$4.5M$4.5M3.5%▲ 1
7Mountain Blade Runner LLC$4.2M$4.4M3.3%▲ 1
8Hillcrest Aircraft Company$3.9M$2.9M3.1%▲ 3
9Papillon Airways Inc$3.9M$5.9M3.0%▼ 3
10Hillsboro Aviation, Inc.$3.4M$2.9M2.7%—
11Eastern Air Express LLC$3.0M$02.4%New
12Spur Aviation Services, LC$3.0M$2.8M2.4%—
13Reeder Flying Service, Inc.$3.0M$3.4M2.4%▼ 4
14Pathfinder Aviation LLC$2.7M$2.0M2.1%▼ 1
15MID-Pacific Air Service LLC$2.7M$1.3M2.1%▲ 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:

New contractors
ContractorFirst obligationLatest 12 mo
Eastern Air Express LLCJul 7, 2026$3.0M
Susanville Aviation LLCMay 13, 2026$275K
Hawaii Pacific Aviation IncJul 10, 2026$85K
Sourdough Air Service, Inc.Jul 8, 2026$38K
Northern Wings Aviation LLCMay 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-agencies
Funding sub-agencyLatest 12 moPrior 12 moChange
Bureau of Land Management$37.8M$53.6MDown $15.8M (29.5%)
Bureau of Safety and Environmental Enforcement$31.1M$28.5MUp $2.7M (9.4%)
Bureau of Indian Affairs and Bureau of Indian Education$23.1M$15.3MUp $7.8M (50.9%)
National Park Service$14.1M$15.0MDown $894K (6.0%)
Departmental Offices$12.5M$209KUp $12.2M (5863.2%)
U.S. Fish and Wildlife Service$5.5M$3.3MUp $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.

Awards ending in the next 18 months
AwardIncumbentObligatedCurrent end
140D0426F0579
Summit Helicopters Inc
EU T2 - SUMMIT 2773H
$1.9MOct 30, 2026
140D0426F0578
Hillsboro Aviation, Inc.
EU T2 - HILLSBORO 304HA
$1.9MOct 30, 2026
140D0426F0576
Hillcrest Aircraft Company
EU T2 - HILLCREST 689H
$2.2MOct 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.
$5.7MNov 6, 2026
140D0426F0166
Heliqwest International Inc.
EU HELICOPTER FLIGHT SERVICE, TYPE II, SHORT-HAUL, YOSEMITE NATIONAL PARK, CA
$2.4MNov 12, 2026
140D0426F0562
Heli-1 Corp
EXCLUSIVE USE HELI-1 APPLE VALLEY, CA
$2.5MNov 20, 2026
140D0426F0437
Brainerd Helicopters, Inc
EXCLUSIVE USE TYPE 1 HELICOPTER FLIGHT SERVICES IN SUPPORT OF BLM AT BOISE IDAHO
$4.2MNov 30, 2026
140D0426FP016
Papillon Airways Inc
EU HELICOPTER FLIGHT SERVICES, GRAND CANYON NATIONAL PARK, AZ
$1.6MJan 14, 2027
140D0426F0595
Spur Aviation Services, LC
AIR ATTACK AVIATION FIRE SERVICES AT SALT LAKE CITY, UT
$2.4MMay 31, 2027
140D0426FE002
Bristow LLC
FY27 HELICOPTER FLIGHT SERVICES
$35.7MSep 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

Figures 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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