Why this 48-year-old woman is building Ghana’s biggest solar farm
For more than a decade, one 48-year-old entrepreneur in Ghana has been quietly building up a multimillion-dollar oil and gas outfit called UBI Group. Salma Okonkwo is a rare woman to head up an energy company in Africa. “I don’t stop when the door is being shut. I find a way to make it work,” Okonkwo…