Arab leaders attend Arab Economic, Social and Development Summit
United Arab Emirates' Vice President and Prime Minister and Ruler of Dubai Sheikh Mohammed bin Rashid al-Maktoum looks on at the start of the third Arab Economic, Social and Development Summit, on January 21, 2013 in Riyadh. Saudi Arabia is hosting the two day summit aimed at re-launching regional cooperation in the face of economic challenges which were at the root of the Arab Spring uprisings. (AFP/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.