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Department of Transportation NAICS 236220 and PSC Y1AA contractors

Commercial and Institutional Building Construction. CONSTRUCTION OF 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 Transportation.

Department of Transportation · NAICS 236220 · PSC Y1AA
Last updated: April 8, 2026

Visible recipients

4

Mapped obligations

$4,172,360,684

State overlap

4

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 236220 and PSC Y1AA

Walsh Federal LLC

Chicago, IL

Walsh Federal LLC is a federal category business profile based in Chicago, IL. The current public data layer shows $406,413,501 in visible federal obligations across 169 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 Y1BZ.

$2,491,070,299

Doyon Management Services, LLC

Federal Way, WA

Doyon Management Services, LLC is a federal 8a program participant profile based in Federal Way, WA. The current public data layer shows $30,020,172 in visible federal obligations across 68 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 Z2JZ.

$494,934,956

Ahtna Global LLC

Anchorage, AK

Ahtna Global LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $24,004,773 in visible federal obligations across 94 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 562910 (Remediation Services). The profile also shows meaningful product and service activity in PSC F108.

$142,270,847

Manhattan Construction Company LLC

Arlington, VA

Manhattan Construction Company LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $16,594,842 in visible federal obligations across 35 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 Y1AA.

$1,044,084,582