Agency + NAICS + PSC page

General Services Administration NAICS 541330 and PSC C1AA contractors

Engineering Services. ARCHITECT AND ENGINEERING- CONSTRUCTION: OFFICE BUILDINGS. 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 541330 · PSC C1AA
Last updated: April 7, 2026

Visible recipients

7

Mapped obligations

$1,887,755,058

State overlap

4

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541330 and PSC C1AA

Leidos Engineering LLC

Reston, VA

Leidos Engineering LLC is a federal category business profile based in Reston, VA. The current public data layer shows $132,800,741 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 541310 (Architectural Services). The profile also shows meaningful product and service activity in PSC C211.

$51,846,565

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.

$820,542,109

Trane U.s. Inc.

White Bear Lake, MN

Trane U.s. Inc. is a federal category business profile based in White Bear Lake, MN. The current public data layer shows $31,129,805 in visible federal obligations across 324 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 R499.

$501,651,212

Smithgroup, Inc.

Washington, DC

Smithgroup, Inc. is a federal category business profile based in Washington, DC. The current public data layer shows $11,159,816 in visible federal obligations across 83 awards or transactions. Social Security 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.

$110,795,925

Aecom Services, LLC

Arlington, VA

Aecom Services, LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $7,907,100 in visible federal obligations across 82 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.

$211,228,515

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.

$19,751,471

Page Southerland Page, Inc.

Albany, NY

Page Southerland Page, Inc. is a federal category business profile based in Albany, NY. The current public data layer shows $2,006 in visible federal obligations across 5 awards or transactions. Department of State 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.

$171,939,261