Department of Defense NAICS 541330 and PSC R421 contractors

Engineering Services. TECHNICAL ASSISTANCE. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541330 · PSC R421

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$313,557,627

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541330 and PSC R421

Caci Intelligence Solutions, LLC

Herndon, VA

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

Cdm Smith Inc.

Carlsbad, CA

Carlsbad, CA | 5 awards | Top agency Department of Defense | NAICS 237990

Peraton Aerospace & Defense Inc.

Huntsville, AL

Huntsville, AL | 34 awards | Top agency Department of Defense | NAICS 541710

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