Bangladeshi civilian volunteers assist in rescue operations after an eight-storey building collapsed in Savar, on the outskirts of Dhaka, on April 24, 2013. At least 15 people were killed and many more feared dead when an eight-storey building housing a market and garment factory collapsed in Bangladesh on Wednesday, officials said. (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.