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Department of Defense NAICS 541620 and PSC C211 contractors

Environmental Consulting Services. ARCHITECT AND ENGINEERING- GENERAL: LANDSCAPING, INTERIOR LAYOUT, AND DESIGNING. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Defense.

Department of Defense · NAICS 541620 · PSC C211
Last updated: April 7, 2026

Visible recipients

18

Mapped obligations

$3,730,776,710

State overlap

4

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541620 and PSC C211

Aecom International Inc.

Frankfurt Am Main

Aecom International Inc. is a federal category business profile based in Frankfurt Am Main. The current public data layer shows $19,815,799 in visible federal obligations across 104 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 C212.

$55,455,386

Power Engineers INC

Hailey, ID

Power Engineers INC is a federal category business profile based in Hailey, ID. The current public data layer shows $19,792,678 in visible federal obligations across 19 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.

$11,269,023

Hdr, INC

Omaha, NE

Hdr, INC is a federal category business profile based in Omaha, NE. The current public data layer shows $11,276,362 in visible federal obligations across 5 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541310 (Architectural Services). The profile also shows meaningful product and service activity in PSC C114.

$1,823,045

Geosyntec Consultants, Inc.

Boca Raton, FL

Geosyntec Consultants, Inc. is a federal category business profile based in Boca Raton, FL. The current public data layer shows $5,717,732 in visible federal obligations across 48 awards or transactions. Department of Defense 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 R408.

$47,251,879

Brown And Caldwell

San Diego, CA

Brown And Caldwell is a federal category business profile based in San Diego, CA. The current public data layer shows $3,910,103 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 C211.

$6,841,853

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.

$83,370,030

Rs&h, Inc.

Merritt Island, FL

Rs&h, Inc. is a federal category business profile based in Merritt Island, FL. The current public data layer shows $587,230 in visible federal obligations across 21 awards or transactions. National Aeronautics and Space Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541310 (Architectural Services). The profile also shows meaningful product and service activity in PSC C211.

$67,285,455

Halff Associates, Inc.

Richardson, TX

Halff Associates, Inc. is a federal category business profile based in Richardson, TX. The current public data layer shows $247,820 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 C1JZ.

$5,277,423
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