John Brett

John was appointed CEO ArcelorMittal North America in January 2021. He joined the group at former Inland Steel in 1988 as an associate accountant, and progressed to become a manager specialising in financial analysis and systems in 1997. In 1998, John took on the role of controller for Ispat Inland Steel and in 2005, he was promoted to vice president, finance and planning and controller for Mittal Steel USA. In 2012 John was appointed executive vice president finance, planning and procurement for ArcelorMittal USA. Prior to becoming CEO ArcelorMittal North America, John was CEO ArcelorMittal USA.

John holds an MBA from the University of Chicago and is a graduate in economics from the DePauw University.