Reliance Industries Limited (RIL) is an Indian conglomerate holding company headquartered in Mumbai, Maharashtra, India. 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, the largest publicly traded company in India by market capitalization, and the second largest company in India as measured by revenue after the government-controlled Indian Oil Corporation. On 18 October 2007, Reliance Industries became the first Indian company to breach $100 billion market capitalization.