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Department of Homeland Security NAICS 541620 and PSC R408 contractors

Environmental Consulting Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Homeland Security.

Department of Homeland Security · NAICS 541620 · PSC R408
Last updated: April 8, 2026

Visible recipients

6

Mapped obligations

$672,525,780

State overlap

4

Top recipients

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

Resource Management Concepts, Inc.

Lexington Park, MD

Resource Management Concepts, Inc. is a federal category business profile based in Lexington Park, MD. The current public data layer shows $116,743,780 in visible federal obligations across 153 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$108,219,519

Redhorse Corporation

Arlington, VA

Redhorse Corporation is a federal category business profile based in Arlington, VA. The current public data layer shows $30,311,976 in visible federal obligations across 101 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 611430 (Professional and Management Development Training). The profile also shows meaningful product and service activity in PSC R499.

$63,432,126

The Cadmus Group LLC

Arlington, VA

The Cadmus Group LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $26,069,830 in visible federal obligations across 289 awards or transactions. Environmental Protection Agency appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541620 (Environmental Consulting Services). The profile also shows meaningful product and service activity in PSC R499.

$315,344,004

Michael Baker International Holdco Corporation

Moon Township, PA

Michael Baker International Holdco Corporation is a federal category business profile based in Moon Township, PA. The current public data layer shows $23,540,961 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C219.

$1,150,635

Feditc, LLC

Rockville, MD

Feditc, LLC is a federal asian pacific american owned business profile based in Rockville, MD. The current public data layer shows $16,143,798 in visible federal obligations across 50 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R425.

$139,847,302

Atkins North America, Inc.

Dallas, TX

Atkins North America, Inc. is a federal category business profile based in Dallas, TX. The current public data layer shows $732,372 in visible federal obligations across 8 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C211.

$44,532,194