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General Services Administration NAICS 541620 and PSC C219 contractors

Environmental Consulting Services. ARCHITECT AND ENGINEERING- GENERAL: OTHER. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under General Services Administration.

General Services Administration · NAICS 541620 · PSC C219
Last updated: April 7, 2026

Visible recipients

5

Mapped obligations

$1,086,703,512

State overlap

4

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541620 and PSC C219

Tetra Tech Ec, Inc.

San Diego, CA

Tetra Tech Ec, Inc. is a federal category business profile based in San Diego, CA. The current public data layer shows $418,648,162 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 562910 (Remediation Services). The profile also shows meaningful product and service activity in PSC F108.

$81,314,806

Jacobs Engineering Group Inc.

Arlington, VA

Jacobs Engineering Group Inc. is a federal category business profile based in Arlington, VA. The current public data layer shows $91,846,363 in visible federal obligations across 308 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.

$368,662,687

Jacobs Government Services Company

Arlington, VA

Jacobs Government Services Company is a federal category business profile based in Arlington, VA. The current public data layer shows $85,879,287 in visible federal obligations across 238 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.

$292,603,720

Wsp USA Environment & Infrastructure Inc.

Blue Bell, PA

Wsp USA Environment & Infrastructure Inc. is a federal category business profile based in Blue Bell, PA. The current public data layer shows $75,668,109 in visible federal obligations across 309 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Z2NA.

$300,552,525

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.

$43,569,774