De Beers Appoints Gareth Mostyn as CFO

De Beers has appointed Gareth Mostyn as chief financial officer (CFO). He will report directly to Philippe Mellier, De Beers Group chief executive officer (CEO), and be appointed to the board of De Beers

A qualified chartered accountant, Mostyn will join De Beers from Anglo American, where he has served as head of corporate finance reporting to finance director, René Médori. Mostyn has been with Anglo American since 2008, prior to which he spent 12 years with the BOC Group (latterly a member of the Linde Group), a global gas and engineering company.

Mostyn brings extensive corporate and operational finance experience to De Beers, having played a leading role in a number of Anglo American’s major transactions, the company’s capital management, and its overall financial strategy. At an operational level, Mostyn has worked closely with Anglo American’s business units around the world, focusing on major capital projects and organisational alignment, with substantial experience in South Africa.

During his time with Anglo American, Mostyn developed a good understanding of the De Beers Group, gaining significant exposure to the business through the development of mining projects in southern Africa and Canada, and through De Beers’ refinancing process.


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