6: John Collison- 2.1 Billion Dollars
Age: 28 years
Total assets: $2.1B
John Collison is the proprietor and fellow benefactor of Stripe, an organization that fabricates programming for organizations to connect to sites and applications to in a split second interface with charge card and banking frameworks so as to get installments. The Irish business person conceived the thought for Stripe with his sibling, Patrick, when they were both going to college in Boston. After an ongoing round of financing, the organization is esteemed at an incredible $20 billion, as indicated by reports.