Department of the Interior NAICS 541712 and PSC F999 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). OTHER ENVIRONMENTAL SERVICES. Cross-code overlap under Department of the Interior.

Department of the Interior · NAICS 541712 · PSC F999

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$759,697,566

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541712 and PSC F999

Cherokee Nation Technology Solutions LLC

Tulsa, OK

Tulsa, OK | 20 awards | Top agency Department of Defense | NAICS 541620

$149,363,463

Stantec Consulting Services Inc.

Denver, CO

Denver, CO | 138 awards | Top agency Department of Defense | NAICS 541330

$104,429,081

Brown And Caldwell

San Diego, CA

San Diego, CA | 5 awards | Top agency Department of Defense | NAICS 541330

$1,672,267

Shaw Environmental & Infrastructure, Inc.

Moorestown, NJ

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

$504,232,755

Agency profile

Loading buyer-level contractor and category paths

Home/Department of the Interior/NAICS 541712/PSC F999

Agency + NAICS + PSC page