Sindiswa (Sindi) Zilwa is a Sibanye-Stillwater Independent non-Executive Director. She was appointed as a non-executive director on 1 January 2021. A chartered accountant by profession, Sindi is an expert in the areas of accounting, auditing and business management. Sindi is also a chartered director (SA) and has vast experience as a director in the public and private sectors, currently serving as a non-executive director of Discovery Holdings Limited, Discovery Life Limited, Discovery Limited, Discovery Health Proprietary Limited, Discovery Vitality Proprietary Limited, Metrofile Limited, Aspen Pharmacare Holdings Limited, Mercedes-Benz South Africa Limited, and Gijima Group Limited, Gijima Holdings Limited, Mawavune Women’s Investments Proprietary Limited, Cell C Limited and Virtual Voucher Systems Proprietary Limited. She is an author of “The ACE Model-Winning Formula for Audit Committees”, formerly used by the Institute of Directors to train audit committee members in South Africa, and the author of “Creating Board and Committee Effectiveness”. She is a member of the South African Institute of Chartered Accountants and Institute of Directors. Sindi was previously non-executive Chairman of Airports Company South Africa Limited and a non-executive director of Woolworths Limited, Primedia Limited, Wiphold Limited, Ethos Private Equity Limited, Institute of Directors, Alexkor SOC Limited, Rebosis Limited and previously chaired the Business Unity South Africa Standing Committee on Transformation. Sindi was the co-founder and retired Chief Executive Officer of Nkonki Incorporated, having held the position from 1998 to 2016. Her other former non-executive directorships over the past five years included AngloGold Ashanti Limited (AngloGold Ashanti), Tourvest Group Proprietary Limited, Tourvest Holdings Proprietary Limited, Redefine Properties Limited, Consol Holdings Proprietary Limited, Consol Glass Proprietary Limited, Hoba Funeral Financial Services Proprietary Limited, TPN Group Proprietary Limited and Air Traffic and Navigation Services SOC Limited.