State + agency + NAICS page
Department of Homeland Security NAICS 541990 contractors in Illinois
All Other Professional, Scientific, and Technical Services. Use this deeper state-buyer-industry page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.
Visible recipients
2
Mapped obligations
$84,039,704
Top PSC links
4
Top recipients
Visible recipients tied to Department of Homeland Security, Illinois, and NAICS 541990
Alion Science And Technology Corporation
Chicago, IL
Alion Science And Technology Corporation is a federal category business profile based in Chicago, IL. The current public data layer shows $1,391,195,185 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541710 (Research and Development in the Physical, Engineering, and Life Sciences). The profile also shows meaningful product and service activity in PSC AZ12.
Walsh Federal LLC
Chicago, IL
Walsh Federal LLC is a federal category business profile based in Chicago, IL. The current public data layer shows $406,413,501 in visible federal obligations across 169 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1BZ.