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Department of the Interior NAICS 237990 and PSC Y1AZ contractors

Other Heavy and Civil Engineering Construction. CONSTRUCTION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE 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 237990 · PSC Y1AZ
Last updated: April 8, 2026

Visible recipients

3

Mapped obligations

$150,946,376

State overlap

2

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 237990 and PSC Y1AZ

Akima Construction Services LLC

Herndon, VA

Akima Construction Services LLC is a federal alaskan native corporation owned firm profile based in Herndon, VA. The current public data layer shows $79,828,656 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 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y111.

$43,563,735

Sealaska Constructors LLC

Seattle, WA

Sealaska Constructors LLC is a federal alaskan native corporation owned firm profile based in Seattle, WA. The current public data layer shows $38,497,365 in visible federal obligations across 47 awards or transactions. Department of the Interior 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 Y1CA.

$62,599,071

Doyon Project Services, LLC

Federal Way, WA

Doyon Project Services, LLC is a federal alaskan native corporation owned firm profile based in Federal Way, WA. The current public data layer shows $152,245 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 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y199.

$44,783,570