Jack Dorsey
  • Name Jack Dorsey, Square And Twitter
  • Bio At just 37, Dorsey is already an established billionaire. He is cofounder of Twitter and the founder/ CEO of mobile payments processor, Square. In November 2013, he saw his personal fortune grow when Twitter went public. He already began discussing the possibility of an IPO for his second company, Square, in 2014. He recently became a board member at Disney.