19 March 2024, 10:00 CET ArcelorMittal, the world's leading steel and mining company, today announces that Kleber Silva is nominated Executive Vice President of ArcelorMittal and appointed as Chief Executive Officer of ArcelorMittal Mining, effective 08 April 2024. Kleber will report to Aditya Mittal, Chief Executive Officer of ArcelorMittal and he will be a member of the Group Management Committee. Stefan Buys, who has been the chief executive since October 2021, is leaving the company on 30 March 2024 to ...