5. Taha Mikati
Taha Mikati is the billionaire businessman of Lebanon and the brother of the former prime minister of Lebanon Najib Mikati who is also businessman. He established the telecom operator firm Investcom with his brother in 1980s. Later he expanded his business in the African countries before selling their stakes to MTN Group of South Africa in 2006 for cash payment of US $ 3.6 billion. Taha Mikati estimated net worth is US $ 2.5 billion and he is ranked at No. 5 in the list of top 10 richest people of Lebanon.