Department of the Interior NAICS 541715 and PSC R425 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology). SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under Department of the Interior.

Department of the Interior · NAICS 541715 · PSC R425

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$38,506,994,904

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541715 and PSC R425

Janus Research Group, LLC

Evans, GA

Evans, GA | 103 awards | Top agency General Services Administration | NAICS 611430

$454,504,813

Mantech Srs Technologies, Inc.

Herndon, VA

Herndon, VA | 76 awards | Top agency Department of Defense | NAICS 541330

$743,217,960

The Mil Corporation

Bowie, MD

Bowie, MD | 189 awards | Top agency Department of Defense | NAICS 541519

$230,251,877

Customer Value Partners, LLC

Washington, DC

Washington, DC | 69 awards | Top agency Department of Health and Human Services | NAICS 541512

$86,300,186

Metron Incorporated

Reston, VA

Reston, VA | 48 awards | Top agency Department of Defense | NAICS 541712

$190,818,426

Southland Industries

Sterling, VA

Sterling, VA | 15 awards | Top agency Department of Defense | NAICS 541330

$49,120,978

Integral Consulting Inc.

Boulder, CO

Boulder, CO | 9 awards | Top agency Department of Energy | NAICS 541620

$731,239

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