Department of Transportation NAICS 621512 and PSC B510 contractors

Diagnostic Imaging Centers. SPECIAL STUDIES/ANALYSIS- ENVIRONMENTAL ASSESSMENTS. Cross-code overlap under Department of Transportation.

Department of Transportation · NAICS 621512 · PSC B510

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$25,999,561

State overlap

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 621512 and PSC B510

Navajo Nation

Window Rock, AZ

Window Rock, AZ | 20 awards | Top agency Department of the Treasury | NAICS 541620