Hosur is an industrial city located in the Tamil Nadu state of India. Hosur is one of the 21 municipal corporations in Tamil Nadu. It is located on the bank of the river River Ponnaiyar, 40 kilometres southeast of Bengaluru and 306 kilometres west of Chennai, the state capital. Hosur is home to major manufacturing industries including Stellantis, Ashok Leyland, Titan, TVS Motors, Caterpillar, Ather Energy, Schaeffler, and many others.