Jonathan Oppenheimer is a prominent South African businessman, best known as a member of the Oppenheimer family, historically one of the wealthiest and most influential families in the global diamond industry. Born in 1969, he is the son of Nicky Oppenheimer and the great-grandson of Ernest Oppenheimer, the founder of Anglo American Corporation and former chairman of De Beers, two of the largest and most significant mining companies in the world.
Oppenheimer’s career has been closely linked with the family business, particularly in the diamond industry. He played a crucial role in De Beers, where he gained extensive experience in various capacities, including as a director. Under his stewardship, De Beers underwent significant transformation, adapting to changes in the global diamond market. He was instrumental in the 2011 sale of the family’s remaining stake in De Beers to Anglo American for $5.1 billion, effectively ending a nearly century-long family involvement in the diamond business.
Beyond his work with De Beers, Jonathan Oppenheimer has made significant contributions through philanthropy and impact investing. He is deeply involved in sustainable development initiatives, particularly in Africa. He co-founded the Oppenheimer Generations, a private investment office that manages the family’s philanthropic and business interests. The foundation focuses on education, economic development, and conservation, reflecting the family’s long-standing commitment to social impact in the region.
Oppenheimer is also recognized for his involvement in promoting African entrepreneurship and economic growth. He has been a key figure in projects aimed at fostering innovation and supporting emerging business leaders across the continent. Through his various ventures and initiatives, Jonathan Oppenheimer continues to play a significant role in shaping the legacy of his family while contributing to sustainable development and economic empowerment in Africa.
