Home/Department of Defense/NAICS 541620/PSC R408

Agency + NAICS + PSC page

Department of Defense NAICS 541620 and PSC R408 contractors

Environmental Consulting Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541620 · PSC R408

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$4,950,259,575

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541620 and PSC R408

Feditc, LLC

Rockville, MD

Rockville, MD | 50 awards | Top agency Department of Defense | NAICS 541512

$139,847,302

Geosyntec Consultants, Inc.

Boca Raton, FL

Boca Raton, FL | 48 awards | Top agency Department of Defense | NAICS 541620

$56,841,984

Icf Incorporated

Fairfax, VA

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

$1,332,945,208

Atkins North America, Inc.

Dallas, TX

Dallas, TX | 8 awards | Top agency Department of Defense | NAICS 541330

$44,532,194

Page 2 of 2Prev 1 2

Agency profile

Loading buyer-level contractor and category paths