Department of the Interior NAICS 541712 and PSC R425 contractors

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

Department of the Interior · NAICS 541712 · PSC R425

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$56,029,965,918

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541712 and PSC R425

Radiance Technologies INC

Huntsville, AL

Huntsville, AL | 164 awards | Top agency Department of Defense | NAICS 541712

$2,124,230,890

Mantech Srs Technologies, Inc.

Herndon, VA

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

$819,101,514

S & K Technologies, Inc.

Saint Ignatius, MT

Saint Ignatius, MT | 5 awards | Top agency Department of Defense | NAICS 561210

$12,293,383

Cherokee Nation Government Solutions LLC

Tulsa, OK

Tulsa, OK | 56 awards | Top agency Department of Defense | NAICS 541330

$11,094,235

Sumaria Systems, LLC

Beavercreek, OH

Beavercreek, OH | 104 awards | Top agency Department of Defense | NAICS 541712

$980,669,496

Metron Incorporated

Reston, VA

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

$298,472,228

Btas INC

Beavercreek, OH

Beavercreek, OH | 50 awards | Top agency Department of Defense | NAICS 541712

$316,167,059

Ares Corporation

Mclean, VA

Mclean, VA | 16 awards | Top agency National Aeronautics and Space Administration | NAICS 541712

$291,168,398

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