Changes to the composition of Harmony board committees 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”) CHANGES TO THE COMPOSITION OF HARMONY BOARD COMMITTEES Johannesburg. Tuesday, 3 July 2018. Harmony Gold Mining Company Limited (“Harmony” or the “Company”) in compliance with paragraph 3.59 of the Listings Requirements of the JSE Limited, announces changes to the composition of Harmony board committees on 10 May 2018 to enhance the effectiveness of the board. Changes include Mr Mavuso Msimang as the new Lead Independent Director of the company, previously Ms Fikile De Buck. Board committee changes are noted below: - Ms Fikile De Buck as the new chairman of the audit and risk committee, replacing Mr John Wetton who will remain a member of this committee. - Mr Modise Motloba as the new chairman of the investment committee, replacing Dr Simo Lushaba who will remain a member of this committee. - Mr Mavuso Msimang as the new chairman of the nomination committee, replacing Ms Fikile De Buck who will remain a member of this committee. - Dr Simo Lushaba as the new chairman of the social and ethics committee, replacing Mr Modise Motloba who will remain a member of this committee. - Mr Max Sisulu as a new member of the social and ethics committee. ends. For more details contact: Lauren Fourie Investor Relations Manager +27(0)71 607 1498 Johannesburg, South Africa 3 July 2018 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited Date: 03/07/2018 05:05:00 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.