Department of Transportation NAICS 541990 and PSC R408 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Cross-code overlap under Department of Transportation.

Department of Transportation · NAICS 541990 · PSC R408

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$2,246,426,376

State overlap

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 541990 and PSC R408

Axiom Resource Management, Inc.

Falls Church, VA

Falls Church, VA | 42 awards | Top agency Department of Defense | NAICS 541611

$465,561,217

Amentum Environment & Energy, Inc.

Aiken, SC

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

$74,248,058

Aptive Resources LLC

Alexandria, VA

Alexandria, VA | 81 awards | Top agency Department of Veterans Affairs | NAICS 541613

$29,049,799

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