Gold Fields Ltd. is a gold mining company, which engages in the production of gold and operation of mines. The company is headquartered in Sandton, Gauteng and currently employs 6,364 full-time employees. The firm is engaged in gold mining, exploration and related activities. The firm is a producer of gold and copper with nine operating mines (including its Asanko JV) in Australia, Ghana, Peru and South Africa, as well as one project in Chile, with total attributable gold-equivalent annual production of approximately 2.34 million ounces (Moz), mineral reserves of approximately 48.6Moz and mineral resources of approximately 111.8Moz. The company operates through five segments: South Africa, Ghana, Chile, Australia and Peru. In South Africa, it operates South Deep mine (underground mine). In Ghana, it operates Tarkwa, Damang and Asanko mines. In Chile, it operates Salares Norte Project. In Peru, it operates Cerro Corona open pit mine. In Australia, it operates St Ives, Granny Smith, Agnew and Gruyere open pit mines. Its subsidiaries include Agnew Gold Mining Company Pty Ltd, Darlot Mining Company Pty Ltd and others.