Department of Transportation NAICS 541380 and PSC B504 contractors

Testing Laboratories and Services. SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL. Cross-code overlap under Department of Transportation.

Department of Transportation · NAICS 541380 · PSC B504

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$170,710

State overlap

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 541380 and PSC B504

The Klamath Tribes

Chiloquin, OR

Chiloquin, OR | 79 awards | Top agency Department of the Interior | NAICS 541380