Department of Transportation NAICS 541990 and PSC R425 contractors in South Carolina

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

South Carolina · Department of Transportation

Last updated: April 2, 2026

Visible recipients

Mapped obligations

$645,698,286

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Top recipients

Visible recipients tied to Department of Transportation, South Carolina, NAICS 541990, and PSC R425

Amentum Environment & Energy, Inc.

Aiken, SC

Amentum Environment & Energy, Inc. is a federal category business profile based in Aiken, SC. The current public data layer shows $5,404,004 in visible federal obligations across 37 awards or transactions. Department of Energy appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541712 (Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)). The profile also shows meaningful product and service activity in PSC R425.

$645,698,286