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PSC F999 federal contractors, buyers, and awards

OTHER ENVIRONMENTAL SERVICES. Use this PSC page to review visible contractors, buyer overlap, and award concentration in this product or service lane.

Category code: F999

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$6,058,294,971

Buyer overlap

Top recipients

Recipients active in this PSC lane

Osage Nation

Pawhuska, OK

Top buyer: Department of Health and Human ServicesRecent award: 2025-09-30

$5,470,565

Spokane Tribe Of The Spokane Reservation

Wellpinit, WA

Top buyer: Department of the InteriorRecent award: 2024-10-01

$122,664

S & K Aerospace, LLC

Saint Ignatius, MT

Top buyer: Department of DefenseRecent award: 2026-01-06

$40,471,621

Ce2 Kleinfelder Jv

Pleasanton, CA

Top buyer: Department of DefenseRecent award: 2016-03-08

$13,583,073

Arcadis U.s., Inc.

Highlands Ranch, CO

Top buyer: Department of DefenseRecent award: 2025-12-08

$347,069,084

Michael Baker International Holdco Corporation

Moon Township, PA

Top buyer: Department of DefenseRecent award: 2014-09-25

$1,628,791

Ahtna Global LLC

Anchorage, AK

Top buyer: Department of DefenseRecent award: 2025-09-25

$22,487,083

Stantec Consulting Services Inc.

Denver, CO

Top buyer: Department of DefenseRecent award: 2026-08-19

$84,128,955

Aecom International Inc.

Frankfurt Am Main

Top buyer: Department of DefenseRecent award: 2026-01-01

$11,648,025

Ahtna Professional Services, Inc.

Anchorage, AK

Top buyer: Department of Homeland SecurityRecent award: 2026-04-01

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Browse by dimension

State, agency, and industry paths

States

California

6 recipients · $1,151,104,014

Oklahoma

3 recipients · $527,583,384

Alaska

8 recipients · $373,580,864

Texas

1 recipients · $335,293,840

South Carolina

2 recipients · $235,080,308

Pennsylvania

3 recipients · $221,412,944

Agencies

Department of Defense