ArcelorMittal S.A. (ArcelorMittal) is a holding company. The Company, together with its subsidiaries, owns and operates steel manufacturing and mining facilities in Europe, North and South America, Asia and Africa. ArcelorMittal operates through five segments, which include NAFTA; Europe; Brazil; Africa and Commonwealth of Independent States (ACIS), and Mining. The NAFTA segment produces flat, long and tubular products. The Brazil segment includes the flat operations of Brazil, and the long and tubular operations of Brazil and neighboring countries. The Europe segment is the flat steel producer in Europe. The ACIS segment produces a combination of flat, long products and tubular products. The Mining segment comprises all mines owned by ArcelorMittal in the Americas, Asia, Europe and Africa. It produces a range of finished and semi-finished steel products (semis). The Company operates through its subsidiary Exosun.