GovIntel tracks 381 aerospace & defense 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 | Northrop Grumman Systems Corporation | Rolling Meadows | 358 | $9.9B |
| 2 | W S Darley & Co | Itasca | 9,099 | $5.5B |
| 3 | Hii Mission Technologies Corp | Willowbrook | 105 | $4.4B |
| 4 | Supplycore Llc | Rockford | 21,729 | $2.8B |
| 5 | Aar Government Services, Inc. | Wood Dale | 401 | $2.6B |
| 6 | Medline Industries, Lp | Northfield | 1,217 | $2.5B |
| 7 | Kay And Associates, Inc. | Buffalo Grove | 55 | $1.4B |
| 8 | Cardinal Health 200, Llc | Waukegan | 7,950 | $1.3B |
| 9 | General Dynamics Ordnance & Tactical Systems, Inc. | Marion | 53 | $1.3B |
| 10 | Sonova Usa Inc | Aurora | 180 | $1.3B |
| 11 | Olin Winchester Llc | East Alton | 651 | $857.1M |
| 12 | Imt Defense Corp | Champaign | 12 | $757.5M |
See all 381 Aerospace & Defense 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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