| Met Cut Inc (Aurora, IL)
|
| Metalex Corp (Libertyville, IL)
|
| Metamora Industries Inc (Metamora, IL)
|
| Midwest Co (Cairo, IL)
|
| Miller Metals Svc Corp (Park Forest, IL)
|
| Mittal Steel (Chicago, IL)
|
| Mittal Steel Usa (Chicago, IL)
|
| Mittal Steel Usa Riverdale (Riverdale, IL)
|
| Monarch Steel Co (Chicago, IL)
|
| Multi Serv (Hennepin, IL)
|
| Nelsen Steel Co (Franklin Park, IL)
|
| North American Steel Ltd (Homewood, IL)
|
| Northern Industries Inc (Crestwood, IL)
|
| Northwest Steel Corp (Franklin Park, IL)
|
| Nu Steel Co (Chicago, IL)
|
| Nucor Steel Kankakee Inc (Bourbonnais, IL)
|
| O'Brien Steel Service Co (Peoria, IL)
|
| Pella Window Store (Tinley Park, IL)
|
| Performance Metal Fabricators (Hanover Park, IL)
|
| Phalen Steel Construction Co (Mendota, IL)
|
| Prometco Processing (Naperville, IL)
|
| Q C Metal Pickling Co (East Moline, IL)
|
| Rebars & Steel (McHenry, IL)
|
| Redmore Products Co (Hampshire, IL)
|
| Rehkemper & Sons Inc (Saint Rose, IL)
|
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