Nicky Oppenheimer & family
Nicky Oppenheimer is the third richest person in Africa with a net worth of $7.9 billion. Oppenheimer in 2014 started Fireblade Aviation in Johannesburg, which operates chartered flights with its fleet of 3 planes and 2 helicopters
He also owns at least 720 square miles of conservation land across South Africa, Botswana and Zimbabwe.
According to Forbes, Oppenheimer sold his 40% stake in diamond firm DeBeers to mining group Anglo American for $5.1 billion in cash in 2012. He was the third generation of his family to run DeBeers and took the company private in 2001. Also, the Oppenheimer family for 85 years until 2012 occupied a controlling spot in the world’s diamond trade.