Rio Tinto Group is a British-Australian multinational mining and metals corporation. The company was founded in 1873 and is headquartered in London, England. Rio Tinto operates in over 35 countries and is one of the largest mining companies in the world. The company produces a wide range of commodities, including aluminum, copper, diamonds, gold, iron ore, and uranium. Rio Tinto is committed to sustainable mining practices and has been recognized for its efforts in this area. The company is listed on the London Stock Exchange and the Australian Securities Exchange.