Prince Alwaleed Bin Talal Alsaud
Net Worth: $19.6 billion
As the largest individual shareholder in Citigroup, Alwaleed has never been one to back down. Even now as the political uprisings all across the Arab world have caused many leaders and public figures to retreat from the limelight, Alwaleed pushes his investments (including the world’s soon to be tallest building) full steam ahead.
Larry Page and Sergey Brin
Thomas & Raymond Kwok & family
Net Worth: $20 billion
Aside from all of the familial infighting, the Kwok brothers are the third wealthiest people in the Greater China Region. After the eldest brother was abducted in 1997 and subsequently released, he ended up stepping down from the real estate business leaving Thomas and Raymond in control.
S. Robson Walton
David Thompson and Family
Net Worth: $25.5 billion
With World War II drawing to a close Karl and his brother Theo transformed their mother’s grocery store into the global empire it is today. Although the succes of Aldi has led to him becoming the richest man in Germany, Karl is a fiercely private individual and not much is known about personal life.