Chairman & managing director
After joining his family’s textile business in 1981, Ambani resolved to move Reliance Industries up the supply chain. The company diversified into petrochemicals and later, oil and gas exploration, where it was responsible for discovering India’s largest natural gas field. Ambani, 58, has been recognised by the Harvard Business Review as one of the Top Five Best Performing CEOs in the world. One of India’s richest men, he is now focused on building Reliance’s retail and 4G telecommunications businesses.
Net worth:US$22.4 billion