Department of the Interior NAICS 541620 and PSC C211 contractors

Environmental Consulting Services. ARCHITECT AND ENGINEERING- GENERAL: LANDSCAPING, INTERIOR LAYOUT, AND DESIGNING. Cross-code overlap under Department of the Interior.

Department of the Interior · NAICS 541620 · PSC C211

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$1,422,009,235

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541620 and PSC C211

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

Hunt Valley, MD

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

$218,009,617

Nv5 Geospatial, Inc.

Saint Petersburg, FL

Saint Petersburg, FL | 132 awards | Top agency Department of the Interior | NAICS 541360

$62,855,573

Jacobs Government Services Company

Arlington, VA

Arlington, VA | 238 awards | Top agency Department of Defense | NAICS 541330

$253,269,414

Hdr Environmental, Operations And Construction, Inc.

Englewood, CO

Englewood, CO | 109 awards | Top agency Department of Defense | NAICS 541330

$407,413,976

Osage Nation

Pawhuska, OK

Pawhuska, OK | 211 awards | Top agency Department of Health and Human Services | NAICS 562910

$18,005,108

Kleinfelder INC

Rancho Cordova, CA

Rancho Cordova, CA | 5 awards | Top agency Department of Defense | NAICS 541330

$14,082,600

Stantec Consulting Services Inc.

Denver, CO

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

$327,231,033

Power Engineers INC

Hailey, ID

Hailey, ID | 19 awards | Top agency Department of Defense | NAICS 541330

$11,269,023

Osage Nation Energy Services LLC

Tulsa, OK

Tulsa, OK | 17 awards | Top agency Department of Defense | NAICS 562910

$17,823,698

Hdr, INC

Omaha, NE

Omaha, NE | 5 awards | Top agency Department of Veterans Affairs | NAICS 541310

$1,823,045

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