Department of Defense NAICS 541990 and PSC R425 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541990 · PSC R425

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$38,641,598,770

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541990 and PSC R425

Digital Consultants, LLC

Alexandria, VA

Alexandria, VA | 84 awards | Top agency Department of Defense | NAICS 541512

$8,438,580

Bluepath Labs LLC

Washington, DC

Washington, DC | 104 awards | Top agency Department of Energy | NAICS 541990

$31,392,597

Actionet INC

Vienna, VA

Vienna, VA | 50 awards | Top agency Department of Energy | NAICS 541512

$256,851,605

Aleut Aerospace Engineering, LLC

Colorado Springs, CO

Colorado Springs, CO | 20 awards | Top agency Department of Defense | NAICS 541513

$29,474,120

Amentum Environment & Energy, Inc.

Aiken, SC

Aiken, SC | 37 awards | Top agency Department of Energy | NAICS 541712

$645,698,286

Solutions Through Innovative Technologies INC

Fairborn, OH

Fairborn, OH | 72 awards | Top agency Department of Defense | NAICS 541330

$149,538,108

Altarum Institute

Novi, MI

Novi, MI | 62 awards | Top agency Department of Health and Human Services | NAICS 541611

$76,029,639

Yulista Services, LLC

Huntsville, AL

Huntsville, AL | 19 awards | Top agency Department of Defense | NAICS 541330

$3,116,589

Altamira Technologies CORP

Mc Lean, VA

Mc Lean, VA | 25 awards | Top agency Department of Defense | NAICS 541712

$203,594,162

Nv5 Consultants, Inc.

Saint Paul, MN

Saint Paul, MN | 31 awards | Top agency Department of State | NAICS 541330

$35,365,542

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