State + NAICS + PSC page

NAICS 541712 and PSC AC21 contractors in Illinois

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). NATIONAL DEFENSE R&D SERVICES; ATOMIC ENERGY DEFENSE ACTIVITIES; BASIC RESEARCH. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Illinois.

Illinois · NAICS 541712 · PSC AC21

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$876,227

Buyer overlap

Top recipients

Visible recipients in the Illinois overlap of NAICS 541712 and PSC AC21

Illinois Applied Research Associates LLC

Glen Ellyn, IL

Illinois Applied Research Associates LLC is a federal category business profile based in Glen Ellyn, IL. The current public data layer shows $726,495 in visible federal obligations across 3 awards or transactions. Department of Defense 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 AC22.

$876,227