NAICS 541990 and PSC F108 contractors

All Other Professional, Scientific, and Technical Services. ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL REMEDIATION. Cross-code contractor overlap.

NAICS 541990 + PSC F108

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$100,564,148

State overlap

Top recipients

Visible recipients in the NAICS 541990 and PSC F108 overlap

Sealaska Environmental Services, LLC

Juneau, AK

Juneau, AK | 20 awards | Top agency Department of Defense | NAICS 562910

$12,131,756

Osage Nation

Pawhuska, OK

Pawhuska, OK | 211 awards | Top agency Department of Health and Human Services | NAICS 562910

$2,401,190

Osage Nation Energy Services LLC

Tulsa, OK

Tulsa, OK | 17 awards | Top agency Department of Defense | NAICS 562910

$2,401,190

Amentum Environment & Energy, Inc.

Aiken, SC

Aiken, SC | 37 awards | Top agency Department of Energy | NAICS 541712

$83,630,012

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