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Department of Energy NAICS 541330 and PSC R499 contractors

Engineering Services. SUPPORT- PROFESSIONAL: OTHER. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Energy.

Department of Energy · NAICS 541330 · PSC R499
Last updated: April 5, 2026

Visible recipients

11

Mapped obligations

$49,383,106,347

State overlap

4

Top recipients

Visible recipients in the Department of Energy overlap of NAICS 541330 and PSC R499