Executives

Tahirou Ballo

GM LOULOGOUNKOTO MINE COMPLEX

A mining economist engineer with 21 years’ experience, mainly in Mali. Tahirou started his career as a short term planner with BHP Billiton at the Syama mine and served as mining superintendent from 1999 for Randgold at Syama. Tahirou was appointed to his current position as general manager of the Loulo-Gounkoto complex in 2015.

Chiaka Berthe

GM OPERATIONS WEST AFRICA

With a Master’s degree in geological engineering from the Malian National School of Engineering, Chiaka has more than 19 years’ experience in the industry. He is a member of the Australian Institute of Mine and Metallurgy and the Geostatistical Association, and was appointed to his current position as general manager operations West Africa in 2015.

Sebastiaan Bock

GROUP GM FINANCE

Sebastiaan is responsible for the management of the group’s operations financial functions and the group’s corporate finance management. He’s a chartered accountant with 15 years’ experience and has been with the group for seven years.

Luiz Correia

GM TONGON MINE

Luiz is a metallurgist with 30 years’ experience in the gold mining industry, and has a BSc Eng as well as a BCom degree. He joined Randgold in 2005 and in 2006 was appointed operations manager at the Loulo mine. He was appointed general manager at the Tongon mine during its construction phase in 2010.

Joel Holliday

GROUP GM EXPLORATION

Joel is a geologist with 19 years’ experience on exploration projects in Europe, South America and across Africa. He joined Randgold in 2004 and until recently worked as exploration manager for West Africa following several years as exploration manager for the Loulo district in Mali, during which time the Gounkoto and Loulo 3 deposits were discovered. Joel has a BSc (Hons) Geology.

Willem Jacobs

GM OPERATIONS CENTRAL AND EAST AFRICA

With a BPL (Hons) and DCom, he has served as a director of listed and private companies in the areas of mining, engineering and manufacturing in Southern, Central and Eastern Africa for the past 20 years. He joined Randgold in 2010.

Adama Kone

GM MORILA MINE

Adama joined Randgold in 1996, responsible for grade control at the Syama mine. In 2000, he joined the mineral resources department at the Morila mine, becoming manager of the department in 2006. With a geological degree from the Malian National School of Engineering, he gained early experience as a field geologist for BHP Billiton Minerals Exploration. Adama has been the general manager of the Morila mine since 2011.

Mahamadou (Sam) Samaké

GROUP REGIONAL MANAGER WEST AFRICA

Sam was a professor of company law at the University of Mali, and was instrumental in writing the Malian mining legislation. He is the resident executive manager in Mali and is responsible for government liaison in West Africa and is the group’s West African legal counsel.

N’golo Sanogo

GM MALI

N’golo has a Master’s degree in economics from the National School of Administration of Bamako, Mali, as well as several business qualifications. He joined BHP Billiton Mali in 1995 and was appointed the management accountant at the Syama mine in 2001. In 2004 he joined Randgold as Mali financial controller and was appointed Mali general manager in 2009.

John Steele

TECHNICAL AND CAPITAL PROJECTS EXECUTIVE

John was responsible for the successful construction and commissioning of Randgold’s Morila, Loulo, Tongon and Gounkoto mines and led the development and commissioning of the Kibali mine in the DRC. He also continues to provide operational and engineering oversight to the group. John has a BSc (Hons) in Chemical Engineering and MBL (UNISA).

Ted de Villiers

GROUP GM MINING

A mining engineer, Ted has extensive experience in mining operations, mining contracting and consulting. He joined Randgold in 2010, with executive responsibility for the group’s rapidly expanding mining operations, tasked with ensuring a consistent production stream. Ted has an HNDP Mining (Metalliferous) and a Mine Manager’s Certificate of Competency (South Africa).

Tania de Welzim

GROUP FINANCIAL MANAGER

Having served as group financial controller, Tania was appointed to her current position in 2009. A Chartered Accountant with 17 years’ financial experience, 15 of these in the mining industry, she is responsible for technical financial reporting and procedures for the group.

Paul Gillot

GROUP METALLURGIST, DEPUTY GM CAPITAL PROJECTS

Paul has 26 years’ operational and management experience in the mining industry and moved into the projects arena for the group with the commissioning of the Tongon mine. He obtained his NHD in Extractive Metallurgy from the University of Johannesburg. He is responsible for the group’s metallurgical activities.

Riaan Grobler

GROUP GM COMMERCIAL AND SUPPLY CHAIN

Riaan holds an Honour’s degree in finance and has 17 years’ experience in the gold mining industry. He was initially appointed financial projects manager East Africa in early 2012 and was involved in the financial management side of the construction of the Kibali mine before his promotion in January 2014 to group general manager commercial and supply chain.

Victor Matfield

GROUP GM CORPORATE FINANCE

A chartered accountant, Victor was appointed corporate finance manager in 2001. Prior to this he served as financial manager of both the Syama and Morila mines.

Philip Pretorius

GROUP HUMAN RESOURCES EXECUTIVE

Philip joined Randgold in 2008. He has 26 years’ human resources experience, the last 20 spent exclusively with the gold mining industry in Sub- Saharan Africa. He has a postgraduate diploma in management practice and is responsible for the group’s human resources and human capital department.

Rod Quick

GROUP GM EVALUATION

A geologist with an MSc Geology and 22 years’ experience in the gold mining industry. Rod joined Randgold in 1996, and has been involved in the exploration, evaluation and production phases of all Randgold’s projects since Morila. He became responsible for all project development and evaluation for the group in 2009.

Lois Wark

GROUP GM CORPORATE COMMUNICATIONS

Lois has been with Randgold since its inception and assumed management of the cartography department in 1995. She is responsible for the coordination of the group’s communications and investor relations programmes and holds a diploma in land surveying: cadastral and topographical.

Charles Wells

GM KIBALI MINE

Charles has an MSc in environmental biotechnology and 18 years’ experience in environmental management. He joined Randgold in March 2012 with responsibility for the group’s sustainability programme before being appointed the general manager of the Kibali mine in 2014.

Martin Welsh

GENERAL COUNSEL AND SECRETARY

Martin joined Randgold in 2011 and in 2012 was appointed the group’s company secretary and general counsel. He qualified as a solicitor in 1998 and before joining Randgold, worked in London for the city law firms Dickson Minto WS and Linklaters. Martin holds BA (Hons) and LLB degrees and a diploma in legal practice from the University of Strathclyde.