Department of Defense NAICS 541330 and PSC R428 contractors

Engineering Services. SUPPORT- PROFESSIONAL: INDUSTRIAL HYGIENICS. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541330 · PSC R428

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$347,355,374

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541330 and PSC R428

Cydecor Inc.

Arlington, VA

Arlington, VA | 75 awards | Top agency Department of Defense | NAICS 541330

Business Plus Corporation , A Subsidiary Of American Systems Corporation

Hampton, VA

Hampton, VA | 5 awards | Top agency Department of Defense | NAICS 611699

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