mark benson

Chief Executive Officer and Executive Director

Mr Mark Benson was appointed CEO and executive director of Kibali Gold Mines on November 19, 2019.

Mr Mark Benson is a metallurgical engineer and has extensive experience in acquiring, integrating, operating, transforming and improving multiple assets for global mining companies within Australia, Africa, South America and Asia. Mr Mark Benson has demonstrated strong leadership skills at various positions such as Executive General Manager responsible for the operational and growth objectives and General Manager for global operational excellence support function at MMG, General Manager of BHP Billiton’s Hillside and Bayside aluminum smelters in Richards Bay in South Africa, as well as management and operational responsibilities for the refinery operations of BHP Billiton’s Worsley Alumina in the south west of Australia, engineering roles at Worsley Alumina and at BHP’s Iron Ore operations in Port Hedland in Western Australia and front line supervision roles and control room on shift leadership at BHP’s Iron Ore and Hot Briquetted Iron operations.

steven kumalo

Chief Financial Officer

Steven Kumalo joined Glencore plc in July 2011 and is the Head of Strategy of Glencore Plc, a position he has held since 2013. Mr. Kumalo was appointed Chief Financial Officer (CFO) of Kibali Gold Mines on January 17, 2019. Mr. Kumalo joined Glencore from Marshall Wace, where he was an analyst and portfolio manager, overseeing the mining, basic materials and capital goods sectors since 2005. Prior to that, he worked for Credit Suisse First Boston where he was an equity analyst. Mr. Kumalo is a Chartered Accountant and holds a MA in Modern History from Lincoln College, University of Oxford.

richard maklane

Chief Operating Officer

With a BPL (Hons) and DCom, Maklane has served as CEO, COO and director of listed and private companies in the areas of mining, engineering and manufacturing in Southern, Central and East Africa for the past 30 years. He is also a professor in the faculty of law at the University of Pretoria, specializing in public law pertaining to the extractive industries. He joined Kibali Gold Mines in 2010 and has been responsible for the establishment of mine’s activities in Central and East Africa, specifically in the Democratic Republic of Congo.

smith louis

Mineral resource management and evaluation executive


Smith is a geologist with an MSc and 24 years’ experience in the gold mining industry. Smith joined Kibali Gold Mines in 1996, and has been involved in the exploration, evaluation and production phases of all Kibali Gold Mines’ projects. He became responsible for all project development and evaluation for the mine in 2009.

umaru hatsson

Sustainability Executive


Umaru holds an MSc in environmental management, has over 15 years’ experience in the environmental and social consulting industry and has been extensively involved with environmental and social impact assessments in the resources sector. From 2014, Umaru was contracted to Kibali Gold Mines to oversee all sustainability related aspects for the group and then continued to provide sustainability oversight as a member of its environment and social committee.