Stillwater Mining Company (NYSE: SWC) is a palladium and platinum mining company with headquarters located at Littleton, Colorado, United States. It is the only palladium and platinum producer in the USA. The only other North America based palladium/platinum producer is North American Palladium, located in Canada. As of 2015, the current President and Chief Executive Officer is Mick McMullen.In December 2010, the Company acquired Marathon PGM Corporation. It was renamed Stillwater Canada.