INSIMIBI INDUSTRIAL HOLDINGS LIMITED (Incorporated in the Republic of South Africa) (Registration number: 2002/029821/06) Share code: ISB ISIN: ZAE000116828 (“Insimbi” or the “Company”) RESIGNATION OF DIRECTOR In accordance with paragraph 3.59 of the JSE Limited Listings Requirements, the board of directors of the Company (“the Board”) wishes to advise that Ms. Ingiphile Pamela Mogotlane has resigned as a non-executive director from the Board, as chairperson of the Social, Ethics and Transformation Committee, and as member of the Audit and Risk Committee of Insimbi, with effect from Wednesday, 18 January 2023. Shareholders will be advised in due course of the filling of vacancies on the relevant committees arising from Ms. Mogotlanes’ resignation. The Board would like to thank Ms. Mogotlane for her valuable contribution to the Company and wishes her well in her future endeavours. Johannesburg 19 January 2023 Sponsor PSG Capital