Marna Cloete started her career in January 2002 with PricewaterhouseCoopers in the Metals and Mining Division with a client base that included Harmony Gold Mining Company Limited, Palabora Mining Company (a member of the Rio Tinto Group) and Ingwe Collieries (a subsidiary of the Energy Coal Division of BHP Billiton). She joined Group Five Limited, a large South African listed construction company, in April 2005 where she was responsible for Group Reporting. Ms. Cloete joined Ivanhoe Mines in July 2006 and was promoted to Chief Financial Officer in December 2009.

Ms. Cloete is a registered Chartered Accountant and holds a Masters Degree from the University of Pretoria in Taxation.