General Services Administration NAICS 611430 contractors in Illinois

Professional and Management Development Training. Use this deeper state-buyer-industry page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.

Illinois + General Services Administration

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$1,183,362,612

Visible recipients tied to General Services Administration, Illinois, and NAICS 611430

Hii Mission Technologies CORP

Willowbrook, IL

Hii Mission Technologies CORP is a federal category business profile based in Willowbrook, IL. The current public data layer shows $380,690,397 in visible federal obligations across 464 awards or transactions. Department of Defense 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 AZ12.

$1,183,362,612