ArcelorMittal is one of the world's leading integrated steel and mining companies, headquartered in Luxembourg and formed in 2006 from the combination of Mittal Steel and Arcelor. It has steelmaking operations in 14 countries with 34 integrated and mini-mill facilities, mining operations in North America, South America, Africa and Europe, and about 125,554 employees, selling flat, long and tubular steel to automotive, construction, appliance and energy customers in about 126 countries. It is listed in New York, Amsterdam, Paris, Luxembourg and Spain under the ticker MT, with Aditya Mittal as CEO.