Reliance owns businesses across India engaged in energy, petrochemicals, textiles, natural resources, retail, and telecommunications. Reliance is one of the most profitable companies in India,[4] the largest publicly traded company in India by market capitalization,[5] and the largest company in India as measured by revenue after recently surpassing the government-controlled Indian Oil Corporation.[6] On 18 October 2007, Reliance Industries became the first Indian company to exceed $100 billion market capitalization.[7][8]