Mr. Ratan Tata serves as Partner at RNT Capital Advisers. Mr. Tata also serves as a Director at RNT Associates. He also serves as a Director at Arconic. He also serves as a Director at RNT Associates. He also serves as Senior Advisor at Chiratae Ventures. He is also a Member of the Advisory Board of Moglix. He also serves as an Advisor at The Breakthrough Energy Coalition and Jungle Ventures. He serves as the Chief Advisor at Air Asia India. He was the Chairman of Tata Sons, the holding company of the Tata group, from 1991 till his retirement on December 28, 2012. He was also chairman of the major Tata companies, including Tata Motors, Tata Steel, Tata Consultancy Services, Tata Power, Tata Global Beverages, Tata Chemicals, Indian Hotels and Tata Teleservices. During his tenure, the group's revenues grew manifold, totalling over $100 billion in 2011-12. Mr Tata is also associated with various organizations in India and overseas. He is a member of the Indian Prime Minister's Council on Trade and Industry. He is the president of the Court of the Indian Institute of Science and chairman of the Council of Management of the Tata Institute of Fundamental Research. He also serves on the board of trustees of Cornell University and the University of Southern California. Mr Tata serves on the board of directors of Alcoa and is also on the international advisory boards of Mitsubishi Corporation, JP Morgan Chase, Rolls-Royce, Temasek Holdings and the MAS. He also serves as Senior Advisor at LetsVenture Online. He serves as Fund Advisor at Kalaari Capital.