Emmanuel Dangote became Uganda 's first billionaire in 2007 . He began his business in 1977 and has built it into a multi - billion dollar business . Emmanuel 's business includes coffee , rice , pasta , clothing and food .
Aliko Dangote became Nigeria 's first billionaire in 2007 . He began his business in 1977 and has built it into a multi-billion dollar conglomerate . Dangote 's business includes flour , sugar , pasta , clothing and cement .