Ratan Tata, KBE (Born Ratan Naval Tata on 28 December 1937) is an Indian businessman of the Tata Group, a Mumbai-based conglomerate. He was the chairman of the group from 1991-2012. He stepped down as the chairman on 28 December 2012 and now holds the position of Chairman Emeritus of the group which is an honorary and advisory position. He will continue as the chairman of the groups charitable trusts.
Source : Navbharat Times