| Company | Category | Area | Address | Web | Contact person | |
| ISPAT INLAND MINING CO | Iron Ore Mining | Minnesota | PO BOX 1, VIRGINIA, St Louis, Minnesota, 55792-0001, USA | - | - | Jonathan Holmes |
| ISPAT NORTH AMERICA HOLDING | Holding Company | Illinois | 30 W MONROE ST FL 14, CHICAGO, Cook, Illinois, 60603-2495, USA | - | - | Joe Alvarado |
| ISPAT-SIDBEC | Nonclassified Establishments | Pennsylvania | 10 W MARKET ST, BETHLEHEM, Northampton, Pennsylvania, 18018-5770, USA | - | - | - |
