Over the years, Dis-Chem Pharmacies has grown into one of South Africa's leading retail healthcare groups.
However, she remains America's second-wealthiest Black woman.
Her net worth has dropped from $2.6 billion to $2.5 billion.
Ekeh is the founder of Zinox Group.
They're putting their money when their mouth is.
They're definitely worth following. Well, some of them at least.
Belinga also runs Pura, a mineral water company, and Vision 4, a Cameroonian TV channel.
Mbire owns 3.98 percent of the telecom company.
The financial services group's capital has grown since its founding from $3 million to $9 billion.
The startup will begin its expansion within Kenya through Finclusion Group branches.
The Kenya Revenue Authority (KRA) said it is demanding full accountability from Karanja.