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Department of the Interior 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 Department of the Interior.

Department of the Interior · NAICS 541330 · PSC C1AA
Last updated: April 7, 2026

Visible recipients

4

Mapped obligations

$1,003,424,472

State overlap

4

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541330 and PSC C1AA

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

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.

$1,191,121

Lhb INC

Duluth, MN

Lhb INC is a federal category business profile based in Duluth, MN. The current public data layer shows $49,573 in visible federal obligations across 11 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.

$9,751,981

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