Led by CEO Dara Khosrowshahi, Uber filed for an initial public offering on Thursday. The IPO could be one of the biggest in years. For Khosrowshahi, being a superstar in the tech industry is a family business. Khosrowshahi's cousins, uncle and brothers all made their marks within Silicon Valley and beyond. Here's everything you need to know about Dara Khosrowshahi's impressive family. Visit BusinessInsider.com for more stories. Led by CEO Dara Khosrowshahi, ride-sharing startup Uber filed for an initial public offering on Thursday, which could turn out to be one of the biggest IPOs in years.