Department of Transportation NAICS 541330 and PSC R499 contractors

Engineering Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of Transportation.

Department of Transportation · NAICS 541330 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$116,190,836,990

State overlap

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 541330 and PSC R499

The Boeing Company

Saint Louis, MO

Saint Louis, MO | 1,195 awards | Top agency Department of Defense | NAICS 336411

$41,067,866,307

Science Applications International Corporation

Reston, VA

Reston, VA | 3,314 awards | Top agency Department of Defense | NAICS 541512

$17,599,662,389

Leidos, Inc.

Reston, VA

Reston, VA | 9,621 awards | Top agency Department of Defense | NAICS 541512

$20,945,602,573

Serco INC

Herndon, VA

Herndon, VA | 1,016 awards | Top agency Department of Defense | NAICS 541330

$8,516,523,620

Parsons Government Services Inc.

Centreville, VA

Centreville, VA | 598 awards | Top agency Department of Defense | NAICS 541712

$4,420,146,536

Kbr Wyle Services, LLC

Fulton, MD

Fulton, MD | 645 awards | Top agency Department of Defense | NAICS 541712

$8,240,241,041

Noblis, Inc.

Reston, VA

Reston, VA | 372 awards | Top agency Department of Transportation | NAICS 541330

$2,282,438,746

Amentum Technical Services LLC

Aiken, SC

Aiken, SC | 6 awards | Top agency Department of Transportation | NAICS 541330

$325,612,731

Serco Management Services, Inc.

Reston, VA

Reston, VA | 5 awards | Top agency Department of Transportation | NAICS 488111

$9,295,233

Avantus Federal LLC

Mc Lean, VA

Mc Lean, VA | 95 awards | Top agency Department of Defense | NAICS 541330

$837,511,707

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