Department of Defense NAICS 811310 contractors in Indiana

Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance. Use this deeper state-buyer-industry page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.

Indiana + Department of Defense

Last updated: April 3, 2026

Visible recipients

Mapped obligations

$81,146,956

Visible recipients tied to Department of Defense, Indiana, and NAICS 811310

Energy Systems Group LLC

Newburgh, IN

Energy Systems Group LLC is a federal category business profile based in Newburgh, IN. The current public data layer shows $51,362,985 in visible federal obligations across 63 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 R499.

$81,146,956