NAICS 541990 and PSC G099 contractors

All Other Professional, Scientific, and Technical Services. SOCIAL- OTHER. Cross-code contractor overlap.

NAICS 541990 + PSC G099

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$263,786,962

State overlap

Top recipients

Visible recipients in the NAICS 541990 and PSC G099 overlap

Amentum National Security Programs, INC

Chantilly, VA

Chantilly, VA | 5 awards | Top agency Department of Defense | NAICS 541990

Santa Ynez Band Of Mission Indians

Santa Ynez, CA

Santa Ynez, CA | 51 awards | Top agency Department of the Treasury | NAICS 541620

Santa Ynez Band Of Mission Ind

Santa Ynez, CA

Santa Ynez, CA | 20 awards | Top agency Department of the Treasury | NAICS 541620

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