Ok, we've got: Jeff Bezos Bill Gates Warren Buffett Mark Zuckerberg Larry Ellison Larry Page Sergey Brin Michael Bloomberg Steve Ballmer Jim Walton I

Ok, we've got: Jeff Bezos Bill Gates Warren Buffett Mark Zuckerberg Larry Ellison Larry Page Sergey Brin Michael Bloomberg Steve Ballmer Jim Walton I'll start: Here's my list of the "self-made": Jeff Bezos, Larry Ellison, Michael Bloomberg (although I don't know how he made partner at Bloomberg at 30). Maybe Steve Ballmer. Page and Brin are special cases; they're the children of university professors.