Ratan Tata is an Indian businessman who served as the Chairman of Tata Sons. He joined the Tata Group in 1962 and was appointed Chairman in 1991. Under his leadership, the Tata Group expanded globally into new business areas and acquired several global brands. Some of his major achievements include launching the Tata Indica, acquiring Tetley, Corus Steel, Jaguar Land Rover, and forming a joint venture between Tata Global Beverages and Starbucks. Ratan Tata is recognized for his visionary leadership, business strategy skills, and commitment to ethics and social responsibility. He stepped down as Chairman in 2012 at age 75, leaving behind a stronger global Tata Group.