Tata Motors is India's largest automobile company and a leading manufacturer of commercial and passenger vehicles. It has a majority market share in commercial vehicles and is among the top three in passenger vehicles in India. The document provides an overview of Tata Motors, including its founding, key facts and figures, operations, subsidiaries and expansion in international markets. It notes that Tata Motors faces stiff competition in India from companies like Maruti Suzuki, Hyundai and others.