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NAICS 562211 and PSC R499 contractors in Ohio

Hazardous Waste Treatment and Disposal. SUPPORT- PROFESSIONAL: OTHER. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Ohio.

Ohio · NAICS 562211 · PSC R499

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$17,886,642

Buyer overlap

Top recipients

Visible recipients in the Ohio overlap of NAICS 562211 and PSC R499

The Whitestone Group, Inc.

Reynoldsburg, OH

The Whitestone Group, Inc. is a federal category business profile based in Reynoldsburg, OH. The current public data layer shows $44,135,018 in visible federal obligations across 67 awards or transactions. Department of Transportation appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561612 (Security Guards and Patrol Services). The profile also shows meaningful product and service activity in PSC S206.

$17,886,642