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Home/NAICS 541330/PSC R428

NAICS + PSC page

NAICS 541330 and PSC R428 contractors

Engineering Services. SUPPORT- PROFESSIONAL: INDUSTRIAL HYGIENICS. Cross-code contractor overlap.

NAICS 541330 + PSC R428

Last updated: April 8, 2026

Visible recipients

2

Mapped obligations

$347,355,374

State overlap

0

Top recipients

Visible recipients in the NAICS 541330 and PSC R428 overlap

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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NAICS 541330 -- broader view
PSC R428 -- national PSC view