Chairman of the Board of Directors of NC KTZ JSC, Independent Director

Member of the Board of Directors of NC KTZ JSC, representative of the interests of the Sole Shareholder

Member of the Board of Directors of NC KTZ JSC, Chairman of the Management Board

Member of the Board of Directors of “NC “KTZ” JSC, representative of the interests of the Sole Shareholder

Member of the Board of Directors of “NC “KTZ” JSC, representative of the interests of the Sole Shareholder

Member of the Board of Directors of NC KTZ JSC, representative of the interests of the Sole Shareholder

Member of the Board of Directors of NC KTZ JSC, Independent Director

Member of the Board of Directors of NC KTZ JSC, Senior Independent Director

Member of the Board of Directors of NC KTZ JSC, Independent Director