Aliko Dangote, Africa’s wealthiest individual owns Nigeria’s largest industrial conglomerate, with interests in everything from sugar refineries, flour milling, and salt processing and cement plants in Nigeria, Zambia, Senegal, Tanzania and South Africa. His worth is $11.2 billion. Mohammed Al-Amoudi, most prominent assets include oil companies Svenska Petroleum Exploration, which produces crude oil in Africa, and refinery operator Preem. He also owns gold mines in the country and the very prestigious 5-star Sheraton Hotel, Addis. His net worth has been estimated at $12.5 billion.