NAICS + PSC page

NAICS 541330 and PSC Z299 contractors

Engineering Services. MAINT, REP/ALTER/ALL OTHER. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 541330 + PSC Z299

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$272,390,345

State overlap

Top recipients

Visible recipients in the NAICS 541330 and PSC Z299 overlap

Amentum Technical Services LLC

Aiken, SC

Amentum Technical Services LLC is a federal category business profile based in Aiken, SC. The current public data layer shows $221,963,528 in visible federal obligations across 6 awards or transactions. Department of Transportation appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R499.

$272,390,345