Ratan Tata is an Indian businessman and chairman of Tata Group. He was born in 1937 in Surat, India and received a degree in architecture from Cornell University. As chairman of Tata Group from 1991 to 2012, he expanded the company's global reach and led acquisitions of companies like Tetley, Daewoo's commercial vehicle business, and Videsh Sanchar Nigam Limited. Under his leadership, Tata Group launched many new companies and products, including the low-cost Nano car, and established itself as one of India's largest conglomerates with businesses in areas like steel, technology, tea, and hotels.