Newmont Corporation, based in Greenwood Village, Colorado, United States, is the world's largest gold mining company. Incorporated in 1921, it has ownership of gold mines in Nevada, Colorado, Ontario, Quebec, Mexico, the Dominican Republic, Australia, Ghana, Argentina, Peru, and Suriname. In addition to gold, Newmont mines copper, silver, zinc and lead.Newmont has approximately 31,600 employees and contractors worldwide, and is the only gold company in the Standard & Poor's 500.