31. Samih Sawiris
Net Worth: $1.4 B
Age: 69
Country: Egypt
Industry: Service
Samih Sawiris is the youngest son of Egypt's wealthiest family, and founder and chairman of Orascom Development Holding, which builds and operates resorts in Egypt, Montenegro and Switzerland. His brothers, Nassef and Naguib, are also billionaires and his son, Samih, is chairman of the board at Orascom Development. He and his brothers all own stakes in publicly-traded Orascom Construction, the company established by their father in 1950. Sawiris is also a founder and board member of the Sawiris Foundation for Social Development (SFSD), which seeks to create sustainable job opportunities for Egyptians.