Guests listen to an English translation as Japanese Prime Minister Shinzo Abe gives a speech at the New York Stock Exchange before ringing the closing bell on September 25, 2013 in New York City. Abe spoke on 'Abenomics' and Japan's economic recovery. (Getty Images)
From underwater mining to luxury yachts, Mohammed Al Barwani has interests in a staggering range of industries. The chairman of MB Holding explains how he built the firm from scratch to become a billion-dollar player.