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Home/Department of Transportation/NAICS 541990/PSC Y1AA

Agency + NAICS + PSC page

Department of Transportation NAICS 541990 and PSC Y1AA contractors

All Other Professional, Scientific, and Technical Services. CONSTRUCTION OF OFFICE BUILDINGS. Cross-code overlap under Department of Transportation.

Department of Transportation · NAICS 541990 · PSC Y1AA

Last updated: April 7, 2026

Visible recipients

1

Mapped obligations

$174,318,316

State overlap

1

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 541990 and PSC Y1AA

Walsh Federal LLC

Chicago, IL

Chicago, IL | 169 awards | Top agency Department of Defense | NAICS 236220

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Top recipient paths -- ranked view
Department of Transportation NAICS 541990 -- drop PSC filter
Department of Transportation PSC Y1AA -- drop NAICS filter
IL -- search by state