Sterlite Technologies Limited (formerly, Sterlite Optical Technologies Ltd) is India’s leading global provider of Optical Fibers, Telecommunication Cables and Power Transmission Conductors. It is India's only fully integrated Optical Fiber producer and one of the largest suppliers of Optical Fibers to overseas markets in China, Europe and South East Asia.

Sterlite Technologies Limited is listed on the National Stock Exchange and Stock Exchanges at Mumbai and Kolkatta.

The Company has a world class Optical Fiber manufacturing plant located at Aurangabad, India and Telecom Cable & Power Transmission Conductor plants at Silvassa, Haridwar & Pune, India.