(appointed 1 March 1998)

Zoli Diliza started his career with the Transkei Government in 1971. From 1976 to 1994, he worked for various corporations in South Africa in an industrial and employee relations capacity. During this period, he undertook post-graduate studies in employment promotion at Oxford University. In 1994, he was appointed as the first director of human resources and administration for the Independent Development Trust. In 1998, Zoli was appointed as the first black Chief Executive of the Chamber of Mines of South Africa as well as Chairman of Crux Technologies Limited, a JSE listed IT Company. At the beginning of December 1999 he was elected vice-chairman of Business South Africa (BSA).
He has served the Black Management Forum as a Director from 1988. In 2001 he was appointed Executive Committee member of the International Chambers of Commerce (South Africa) (ICCSA).

President of the Chamber of Mines of South Africa and Chief Executive Officer of Exxaro Resources Limited

Prior to joining De Beers, David started his career at GEC (now Alstom). He became involved in a project team to implement the Just-In- Time manufacturing philosophy. In 1987, he joined South African Breweries and gained exposure in many different technical areas of the business. He was promoted to senior management level in 1991 and moved through the ranks before taking on new challenges in 1994.
He then joined Pepsi Cola International, which provided him with extensive international and overseas experience. He joined Air Chefs (Pty) Ltd, the largest company in South Africa at the time, in 1999 as CEO, where he continued to implement business and process reengineering.
In June 2002, David joined De Beers at Corporate Headquarters in Johannesburg. In January 2003, he was assigned to the role of general manager: engineering, before being appointed general manager at Kimberley Mine in January 2004.
David took over as managing director of DBCM in February 2006.
David holds a Higher Diploma in Mechanical Engineering from Technikon Witwatersrand, he completed a Wits Management Development Programme (MDP) in 1992, a Masters in Business Administration at Heriot Watt University (Scotland) in 1998 and a Post-Graduate Diploma in Company Direction from the Graduate Institute of Management Technology. He also participated in the 2006 Senior Executive Programme at the London Business School.

Vice-president of the Chamber of Mines of South Africa and Executive Vice-president for Africa of AngloGold Ashanti

Robbie Lazare (BA + HED (University of the Free State) + DPLR at Unisa and SMP at Henley Management College).
He joined AngloGold American Gold Division in 1982. Within the human resource field, he worked at various management levels including a one-year stint in 1998 at Gold Field Driefontein mine during the AngloGold/Gold Field joint venture at Driefontein as general manager human resources. He was given the option to remain at AngolGold SA Operations Head Office as manager human resources or be appointed as a general manager at one of AngloGold's flagship mines and he opted for the latter. He was appointed general manager of TauTona Mine in August 1999 and was promoted to his current position of executive vice President – human resources in August 2008. He is a member of various boards within AngloGold Ashanti and a member of the Minerals and Mining Development Board.