8. Dan Gertler & Teddy Sagi

Dan Gertler and Teddy Sagi tie for eighth place with $2.5 billion each. Gertler is the founder and President of the Dan Gertler International Group. He has large interests in diamonds and copper mining. Teddy Sagi founded gaming software development company Playtech in 1999. Sagi also owns TradeFX and has real estate in Tel Aviv, London and Berlin.