Department of Defense NAICS 541990 and PSC R428 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: INDUSTRIAL HYGIENICS. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541990 · PSC R428

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$61,374,157

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541990 and PSC R428

Cydecor Inc.

Arlington, VA

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

$37,870,926

Veritas Management Group, Inc.

Alpharetta, GA

Alpharetta, GA | 34 awards | Top agency Department of Health and Human Services | NAICS 541990

$23,503,231

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