ACL - Changes to the Board ArcelorMittal South Africa Limited (Incorporated in the Republic of South Africa) (Registration Number 1989/002164/06) Share Code: ACL ISIN: ZAE000134961 (“ArcelorMittal South Africa”) CHANGES TO THE BOARD In compliance with paragraph 3.59 (a) and (b) of the Listings Requirements of the JSE Limited, the Board of Directors of ArcelorMittal South Africa (Board) wish to advise shareholders of the following changes to the Board: 1. Mr Brian Aranha, currently Executive Vice President Corporate Business Optimization of the ArcelorMittal Group, and Non-Executive Director of ArcelorMittal South Africa, will be retiring as an executive in the ArcelorMittal Group with effect from 31 March 2021. Consequently, Mr Aranha has tendered his resignation as a director of the Company with effect from 31 March 2021. The Board expresses its appreciation to Mr Aranha for his valuable contribution to the Company in his capacity as a Non-Executive Director. 2. Following the recommendation of the Human Resources, Remunerations and Nominations Committee, the Board has approved the appointment of Mr Bradley Davey as a Non- Executive Director, with effect from 01 April 2021. Mr Davey, Vice President of the ArcelorMittal Group, has been recently appointed to succeed Mr Brian Aranha as Executive Vice President Corporate Business Optimization in the ArcelorMittal Group as from 1 April 2021. In his previous role, he was Chief Executive Officer North America. He has a degree in mechanical engineering from McMaster University, Canada, has vast experience spanning about 30 years in the steel industry, and has held various senior leadership positions within the ArcelorMittal Group. Mr Davey is well qualified and has the necessary experience to effectively discharge his duties as a Non-Executive Director of ArcelorMittal South Africa. The Board congratulates Mr Davey on his appointment and looks forward to his valuable contribution. 18 March 2021 Vanderbijlpark Works For further information please contact: Company Secretary FluidRock Co Sec (Pty) Ltd 016 -889 4077 Tami Didiza: Manager: Corporate Communications Tel: (016) 889 2549 Sponsor to ArcelorMittal South Africa Limited Absa Bank Limited (acting through its Corporate and Investment Banking division) Date: 18-03-2021 02:19:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.