Stefan Buys

Director/Board Member at CALEDONIA MINING CORPORATION PLC

Non-Energy Minerals

Energy Minerals

Consumer Services

Profile

Stefan Buys currently works at Caledonia Mining Corp.
Plc, as Independent Non-Executive Director from 2025 and Glencore Queensland Pty Ltd., as Chief Operating Officer from 2008.
Mr. Buys also formerly worked at ArcelorMittal Mining, as Chief Executive Officer from 2021 to 2024, Rio Tinto Iron Ore (Pilbara) Sales Pty Ltd., as Managing Director-Pilbara Mining, Complejo Metalurgico Altonorte SA, as Chief Operating Officer, and ArcelorMittal SA, as Executive Vice President.
Mr. Buys received his undergraduate degree from the University of Pretoria.

Stefan Buys active positions

Companies	Position	Start
CALEDONIA MINING CORPORATION PLC	Director/Board Member	2025-02-13
Glencore Queensland Pty Ltd. Glencore Queensland Pty Ltd. CoalEnergy Minerals Operates as a holding company	Chief Operating Officer	2008-07-13

All active positions of Stefan Buys

Former positions of Stefan Buys

Companies	Position	End
ARCELORMITTAL	Corporate Officer/Principal	2024-08-31
ArcelorMittal Mining ArcelorMittal Mining SteelNon-Energy Minerals Manufactures steel products	Chief Executive Officer	2024-04-07
Complejo Metalurgico Altonorte SA Complejo Metalurgico Altonorte SA Other Metals/MineralsNon-Energy Minerals Mines for copper	Chief Operating Officer	-
Rio Tinto Iron Ore (Pilbara) Sales Pty Ltd. Rio Tinto Iron Ore (Pilbara) Sales Pty Ltd. Other Metals/MineralsNon-Energy Minerals Explores and mines for mineral resources	Corporate Officer/Principal	-

See the detail of Stefan Buys's experience

Training of Stefan Buys

Experiences
Positions held

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Private companies

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Connections

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Linked companies

Private companies	7
Glencore Queensland Pty Ltd. Glencore Queensland Pty Ltd. CoalEnergy Minerals Operates as a holding company	Energy Minerals
Caledonia Mining Corp. Plc Caledonia Mining Corp. Plc Precious MetalsNon-Energy Minerals Operates as a mining, exploration and development company	Non-Energy Minerals
ArcelorMittal SA ArcelorMittal SA SteelNon-Energy Minerals Manufactures steel and iron ore, pipes, tubes and related mining materials	Non-Energy Minerals
University of Pretoria University of Pretoria Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Rio Tinto Iron Ore (Pilbara) Sales Pty Ltd. Rio Tinto Iron Ore (Pilbara) Sales Pty Ltd. Other Metals/MineralsNon-Energy Minerals Explores and mines for mineral resources	Non-Energy Minerals
Complejo Metalurgico Altonorte SA Complejo Metalurgico Altonorte SA Other Metals/MineralsNon-Energy Minerals Mines for copper	Non-Energy Minerals
ArcelorMittal Mining ArcelorMittal Mining SteelNon-Energy Minerals Manufactures steel products	Non-Energy Minerals