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NAICS 541310 and PSC C1LB contractors in Washington

Architectural Services. ARCHITECT AND ENGINEERING- CONSTRUCTION: HIGHWAYS, ROADS, STREETS, BRIDGES, AND RAILWAYS. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Washington.

Washington · NAICS 541310 · PSC C1LB

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$82,632,197

Buyer overlap

Top recipients

Visible recipients in the Washington overlap of NAICS 541310 and PSC C1LB

Wsp USA INC

Federal Way, WA

Wsp USA INC is a federal category business profile based in Federal Way, WA. The current public data layer shows $16,601,262 in visible federal obligations across 28 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.

$82,632,197