Department of the Interior NAICS 541310 and PSC C1DA contractors

Architectural Services. ARCHITECT AND ENGINEERING- CONSTRUCTION: HOSPITALS AND INFIRMARIES. 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 541310 · PSC C1DA

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$8,784,293

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541310 and PSC C1DA

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.

$8,784,293