Oppenheimer Family (South Africa)
Net Worth: $8.5 Billion
Nicky Oppenheimer made $5.1 billion in 2012 when he sold his 40% stake in DeBeers – a company specialized in the mining and processing of diamonds. Nicky is the third generation of the Oppenheimer Family, and for 85 years until 2012, the family dominated the world’s diamond trade. He founded Fireblade, a world-class family business that provides vast aviation services. The family owns about 720 square miles of conservation lands across Botswana, South Africa, and Zimbabwe. Nicky Oppenheimer is the third wealthiest person in Africa and 241 in the world. The family earns more from the diamond business.