Our operations

Our operations

With its Americas' headquarters in Chicago, ArcelorMittal owns and operates 27 facilities, including mines, integrated steelmaking facilities, mini-mills and finishing operations in the United States. ArcelorMittal has an industrial presence in 13 of the United States and employs more than 18,000 nationally.

Sustainability, quality and leadership

Forging ahead: exploring the steelmaking process

Check out this 10-minute video to witness the fascinating process of transforming iron ore and coke into safe, sustainable steel.