Founded in 1921 and publicly traded since 1925, Newmont is one of the largest gold companies in the world. Headquartered in Denver, Colorado, the company has over 30,000 employees and contractors, with the majority working at Newmont's core operations in the United States, Australia, Peru, Indonesia and Ghana. Newmont is the only gold company listed in the S&P 500 index and in 2007 became the first gold company selected to be part of the Dow Jones Sustainability World Index.