Department of the Interior NAICS 237990 and PSC Z1AA contractors in California

Other Heavy and Civil Engineering Construction. MAINTENANCE OF OFFICE BUILDINGS. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

California · Department of the Interior

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$57,680,859

Cross-code depth

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Top recipients

Visible recipients tied to Department of the Interior, California, NAICS 237990, and PSC Z1AA

Ahtna Design-build INC

West Sacramento, CA

Ahtna Design-build INC is a federal 8a program participant profile based in West Sacramento, CA. The current public data layer shows $2,082,852 in visible federal obligations across 10 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1JZ.

$57,680,859