NAICS 541330 and PSC R431 contractors

Engineering Services. SUPPORT- PROFESSIONAL: HUMAN RESOURCES. Cross-code contractor overlap.

NAICS 541330 + PSC R431

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$180,271,797

State overlap

Top recipients

Visible recipients in the NAICS 541330 and PSC R431 overlap

Nisgaa Ciops LLC

Juneau, AK

Juneau, AK | 45 awards | Top agency Department of Defense | NAICS 541519

Arservices, Limited

Falls Church, VA

Falls Church, VA | 33 awards | Top agency Department of Defense | NAICS 541330

Dynamic Systems Technology, Inc.

Fairfax, VA

Fairfax, VA | 40 awards | Top agency Department of Defense | NAICS 541612

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