Department of Defense NAICS 541611 and PSC R425 contractors

Administrative Management and General Management Consulting Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541611 · PSC R425

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$75,469,236,269

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541611 and PSC R425

Icf Incorporated

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Health and Human Services | NAICS 541611

$3,084,174,617

Cognosante Cds, LLC

Arlington, VA

Arlington, VA | 20 awards | Top agency Department of Homeland Security | NAICS 541512

$117,148,311

Solutions Through Innovative Technologies INC

Fairborn, OH

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

$140,713,316

Zantech It Services, Inc.

Reston, VA

Reston, VA | 51 awards | Top agency Department of Homeland Security | NAICS 541611

$242,518,401

Peraton Services & Solutions Inc.

Herndon, VA

Herndon, VA | 17 awards | Top agency National Aeronautics and Space Administration | NAICS 541330

$1,262,657,551

B3h Corporation

Fort Walton Beach, FL

Fort Walton Beach, FL | 29 awards | Top agency Department of Defense | NAICS 541611

$125,472,982

Altarum Institute

Novi, MI

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

$337,759,104

Avid Technology Professionals, LLC

Laurel, MD

Laurel, MD | 6 awards | Top agency Department of Defense | NAICS 541513

$394,940

Page 7 of 7Prev 1 2 3 4 5 6 7

Agency profile

Loading buyer-level contractor and category paths