About AIST

John Brett

president and chief executive officer, ArcelorMittal USA

John Brett was named vice president of ArcelorMittal and chief executive officer of ArcelorMittal USA Flat Carbon in January 2016. ArcelorMittal USA Flat Carbon is comprised of 15 facilities in nine states and includes mines, integrated steelmaking facilities, and finishing mills capable of producing light flat-rolled and plate products. ArcelorMittal USA flat carbon employs more than 16,000 people and serves as a vital component of the company’s global footprint. Brett reports directly to Lakshmi Mittal, chairman and chief executive officer of ArcelorMittal. Prior to assuming the role of CEO, Brett served as executive vice president of finance, planning and procurement for ArcelorMittal USA. In this capacity, he had responsibility for the planning, directing, managing and controlling of the U.S. business’s financial, purchasing and supply chain management activities. Brett joined predecessor company Inland Steel Co. in 1988 as an associate accountant and has held various leadership positions in accounting, finance and supply chain management. He is a magna cum laude graduate of DePauw University, majoring in economics. Brett also earned an M.B.A. in finance and accounting from the University of Chicago.