Department of Transportation NAICS 541620 and PSC R425 contractors

Environmental Consulting Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under Department of Transportation.

Department of Transportation · NAICS 541620 · PSC R425

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$909,230,892

State overlap

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 541620 and PSC R425

Resource Management Concepts, Inc.

Lexington Park, MD

Lexington Park, MD | 153 awards | Top agency Department of Defense | NAICS 541330

Ea Engineering, Science, And Technology, Inc., Pbc

Hunt Valley, MD

Hunt Valley, MD | 522 awards | Top agency Department of Defense | NAICS 562910

Kawerak, Inc.

Nome, AK

Nome, AK | 100 awards | Top agency Department of the Interior | NAICS 541690

The Cadmus Group LLC

Arlington, VA

Arlington, VA | 289 awards | Top agency Environmental Protection Agency | NAICS 541620

Ahtna Solutions, LLC

Anchorage, AK

Anchorage, AK | 62 awards | Top agency Department of Defense | NAICS 562910

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