Ponnuswamy Ramnath

Vedanta Resources Ltd. engages in the extraction and processing of minerals, oil, and gas. It operates through the following segments: Zinc-India, Zinc-International, Oil and Gas, Iron Ore, Copper-India/Australia, Copper-Zambia, Aluminum, Power, and Others. The Others segment comprises of port and berth, and glass substrate business. The company was founded by Anil Kumar Agarwal in 1976 and is headquartered in London, the United Kingdom.

The Madras Aluminium Co., Ltd. manufactures Aluminum products and is engaged in the power generation. The company was founded in 1965 and is headquartered in Salem, India.

Part of Vedanta, Inc., Sterlite Infra Ltd. is an Indian company that provides civil engineering construction services. The company is based in Thoothukudi, India. Sterlite Infra was founded in 1999.

Part of Vedanta, Inc., Sterlite Ports Ltd. is an Indian company that produces and distributes electricity. The company is based in Tuticorin, India. Sterlite Ports was founded in 2010.

Indigrid Investment Managers Ltd. engages in the management of infrastructure investment trust that owns power transmission projects of Sterlite Power Grid Ventures. The company was founded on April 22, 2010 and is headquartered in Mumbai, India.