Nairobi, July 5 -- Panama hat. Cream-on-cream monochrome aesthetic. A popular and expensive cologne that conveys, if not power, then success. It's not a menswear line; it is how Nahashon Mungai strides in, looking anything but a banker. Success doesn't always go to your head. Sometimes it shows on your belly. "I've always been very lean, and suddenly now, I'm puffy," he concedes his insecurity.

He talks about the philosophy behind creating Mansa-X, a special fund now worth Sh153 billion, at just 32. He loves horse racing, golf, fruit farming, not necessarily in that order. He speaks about parenting girls and how he teaches them about money. "My daughters crochet and paint," he says, "but I take my cut, agency fees."

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