Timothy Williams

Rio Alto Mining Ltd. explores, develops, and exploits mineral properties. It focuses on the development of the La Arena gold/copper project, which is located in the north central Peru. The firm is also in the business of acquiring, exploring, and developing gold resources and advanced stage exploration projects in both Peru and Latin America. The company was founded on April 3, 1987 and is headquartered in Vancouver, Canada.

Tahoe Resources, Inc. is an exploration stage company. It engages in the exploration, development, operation, and acquisition of mineral properties. The company was founded by C. Kevin McArthur on November 10, 2009 and is headquartered in Reno, NV.

Rio2 Ltd. is an exploration stage mining company, which engages in the provision of precious metals. It operates through the following geographical segments: Canda, Peru, and Nicaragua. The company was founded on February 13, 1990 and is headquartered in Calgary, Canada.

Marathon Gold Corp. engages in the acquisition, exploration, and development of precious and base metal prospects. It also focuses on Valentine Gold Project located in Newfoundland and Labrador. The company was founded on December 3, 2009 and is headquartered in Toronto, Canada.