Hajia Bola Shagaya
Like Folorunsho Alakija, the majority of the wealth of Shagaya comes from oil and gas, though she owns many companies today.
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.