Mukesh Ambani is a chair.
Mukesh Dhirubhai Ambani ( born 19 April 1957 ) is an Indian business magnate who is the chairman , managing director and largest shareholder of Reliance Industries Limited ( RIL ) , a Fortune Global 500 company and India 's second-most valuable company by market value . He is the elder son of the late Dhirubhai Ambani and Kokilaben Ambani and the brother of Anil Ambani . , Ambani has consistently held the title of India 's richest person on the magazine 's list for ten years . , Ambani ranked fifth among India 's philanthropists , according to China 's Hurun Research Institute .