Department of the Interior NAICS 237990 and PSC Y299 contractors

Other Heavy and Civil Engineering Construction. CONTRUCT/ALL OTHER NON-BLDG FACS. Cross-code overlap under Department of the Interior.

Department of the Interior · NAICS 237990 · PSC Y299

Last updated: April 12, 2026

Visible recipients

Mapped obligations

$3,736,706,653

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 237990 and PSC Y299

Granite Construction Company

Watsonville, CA

Watsonville, CA | 56 awards | Top agency Department of Defense | NAICS 237310

Tetra Tech Ec, Inc.

San Diego, CA

San Diego, CA | 5 awards | Top agency Department of Defense | NAICS 562910

Tunista Construction LLC

Tacoma, WA

Tacoma, WA | 5 awards | Top agency Department of Defense | NAICS 236220

Shaw Environmental & Infrastructure, Inc.

Moorestown, NJ

Moorestown, NJ | 5 awards | Top agency Department of Defense | NAICS 237990

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