FACTBOX - Tata group's five chairmen since 1868

India). Also founded Tata Chemicals (1939), Tata Motors and Tata Industries (both 1945), Voltas (1954), Tata Tea (1962), Tata Consultancy Services (1968) and Titan Industries (1984). 1991-present -- Ratan Tata. He founded Tata Teleservices and also...