Appointment of Group Company Secretary Harmony Gold Mining Company Limited Registration number 1950/038232/06 Incorporated in the Republic of South Africa ISIN: ZAE000015228 JSE share code: HAR (“Harmony” and/or “the Company”) APPOINTMENT OF GROUP COMPANY SECRETARY Johannesburg, Monday, 17 August 2020. Following the announcement dated 27 January 2020 and in accordance with paragraph 3.59 of the JSE Limited Listings Requirements, the Company wishes to advise that Ms Shela Mohatla has been appointed as group company secretary, with effect from 14 August 2020. Shela Mohatla is a qualified Chartered Secretary with the Chartered Governance Institute of Southern Africa and holds post graduate diplomas in governance and secretarial, corporate law and general management. Shela’s memberships include the Chartered Secretaries of South Africa and the Institute of Directors and she is well experienced in company secretarial duties in both the private and public sector. She has been employed by Harmony as assistant company secretary since 1 July 2016 and has been acting as company secretary since 27 January 2020. “Shela has been an invaluable asset to Harmony. On behalf of the board and management, we wish Shela well in her role as company secretary”, said Peter Steenkamp, chief executive officer of Harmony. ends. For more details, contact: Marian van der Walt Executive: Corporate and Investor Relations +27(0) 82 888 1242 (mobile) Max Manoeli Senior Investor Relations Coordinator +27(0) 82 759 1775 (mobile) Johannesburg, South Africa 17 August 2020 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited Date: 17-08-2020 12:47:00 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.