On the number 7 spot is Mike Adenuga. He is worth $3.5 billion and is into the telecommunications business.
Folorunsho Alakija is number 13. She is worth $1.7 billion, aged 64 and into oil and gas.
Femi Otedola is the 16th richest man in Africa, with a net worth of $1.6 billion. His wealth is primarily from his oil and gas empire.