GovIntel tracks 260 it & computer services contractors registered in Illinois. The 12 largest by federal award value are below, each linked to a full intelligence profile.
Ranked by Federal Award Value
| # | Company | City | Awards | Total Value |
|---|---|---|---|---|
| 1 | Hii Mission Technologies Corp | Willowbrook | 105 | $4.4B |
| 2 | Cdw Government Llc | Vernon Hills | 3,871 | $3.1B |
| 3 | National Opinion Research Center | Chicago | 165 | $879.8M |
| 4 | Grant Thornton Llp | Chicago | 188 | $663.5M |
| 5 | Paragon Micro Inc | Buffalo Grove | 482 | $389.1M |
| 6 | Vista Defense Technologies, Llc | Rock Island | 36 | $311.4M |
| 7 | Siemens Industry Inc | Buffalo Grove | 713 | $310.1M |
| 8 | Exp Federal Inc. | Chicago | 58 | $250.4M |
| 9 | Jc Technology Inc | Des Plaines | 1,820 | $237.1M |
| 10 | Veteran Technology Partners Llc | Des Plaines | 94 | $233.1M |
| 11 | Uncomn Llc | Scott Air Force Base | 26 | $205.8M |
| 12 | Chemring Energetic Devices Inc | Downers Grove | 223 | $183.3M |
See all 260 IT & Computer Services contractors in Illinois
Full rankings, side-by-side competitor analysis, agencies served, teaming networks, and risk signals — resolved and scored by MiMi.
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