Spark inspiration with Africa’s top 10 billionaires

Having built his $6.3 billion fortune in telecom and oil production, Mike Adenuga (67) holds the esteemed title of Nigeria’s second richest man as well as the 5th spot on this list. His mobile network company Globacom has up to 55 million subscribers, making it the largest mobile operator in Nigeria. His oil exploration- Conoil Producing operates no less than 6 oil blocks in the Niger Delta. However, his wealth and acclaim did not come without sacrifice. He worked as a taxi driver in New City to support himself during his Master’s studies in the US.