Impala Platinum Holdings Ltd. engages in the business of mining, refining, and marketing of platinum group metals. Its products include platinum, palladium, rhodium, ruthenium, iridium, gold, and silver as well as base metals such as nickel, copper, cobalt, and chrome. It operates through the following segments: Mining, Impala Refining Services, Chrome Processing, and Other. The Mining segment comprises of Impala, Zimplats, Marula, and Afplats. The Impala Refining Services includes metals purchased and toll-refined materials. The Other segment consists of South Africa, Zimbabwe, and Investment in Associates. The company was founded in 1924 and is headquartered in Northlands, South Africa.