Williamsons Diamonds Limited Jonathan Oppenheimer (South Africa) Chairman BaHons (Oxon) Gavin Beevers (United Kingdom) Director BscHons(MechEng) Lancater Polytechnic Joel N  Bendera (MP Tanzania) Director Teachers certificate, Tanzania Physical Education Certificate, Tanzania Diploma (Physical Education), Frankfurt Diploma (FIFA) Degree in Physical Education,  Leipzig GDR Paul N  Makolo (MP Tanzania) Director He has a high school diploma Augustine Y  Hangi (Tanzania) Director PhD (Business Management), Arbor University USA MBA (Executive Management), Arbor University USA HND (Mining Engineering) Institute of ME, UK George F Mbowe (Tanzania) Director A (Tony) P Guthrie (South Africa) Managing Director HND Metalliferous Mining Mine Managers Certificate of Competency Diploma in Management Development, (U of CT) IRDP ( Unisa RSA ) Advanced Management Program, (INSEAD France) BTech Mining Engineering (Wits school of mines) Professional Certified Engineer Gosbert  Mutagaywa (Tanzania) Company Secretary CPA (Tanzania) Alternate Directors J Mark Stanley (Tanzania) Alternate Director Metalliferous Mine Managers ticket, (RSA) Mine Overseers Ticket, (RSA) Bsc Mining Engineering Danie S Smit (SA) Alternate Director B Comm. (University of Potchefstroom) CPA (SA) New Alamasi (1963) Limited Danie S Smit (SA) Director B Comm. (University of Potchefstroom) CPA (SA) A (Tony) P Guthrie (SA) Chairman HND Metalliferous Mining Mine Managers Certificate of Competency Diploma in Management Development, (U of CT) IRDP ( Unisa RSA ) Advanced Management Program, (INSEAD France) BTech Mining Engineering (Wits school of mines)