Hajia Bola Shagaya
Like Folorunsho Alakija, the majority of the wealth of Shagaya comes from oil and gas, though she owns many companies today.
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She is the CEO of Bolmus Group International, a company that is involved in oil and real estate business, as well as, banking.
Shagaya, whose wealth is over $1 billion, is also a board member of Unity Bank Plc and has also invested in photography and communication.