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General Services Administration NAICS 541310 and PSC R499 contractors

Architectural Services. SUPPORT- PROFESSIONAL: 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 541310 · PSC R499
Last updated: April 8, 2026

Visible recipients

5

Mapped obligations

$740,397,642

State overlap

4

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541310 and PSC R499

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.

$463,591,944

Michael Baker International, Inc.

Moon Township, PA

Michael Baker International, Inc. is a federal category business profile based in Moon Township, PA. The current public data layer shows $24,496,294 in visible federal obligations across 58 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.

$123,859,990

Nika Technologies INC

Rockville, MD

Nika Technologies INC is a federal category business profile based in Rockville, MD. The current public data layer shows $22,697,392 in visible federal obligations across 40 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC R499.

$121,757,468

Hntb Corporation

Kansas City, MO

Hntb Corporation is a federal category business profile based in Kansas City, MO. The current public data layer shows $9,125,265 in visible federal obligations across 24 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.

$29,546,485

Smithgroup Companies, Inc.

Detroit, MI

Smithgroup Companies, Inc. is a federal category business profile based in Detroit, MI. The current public data layer shows $1,725,145 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.

$1,641,755