Danilo Patricio Silva

Hidefield Gold Ltd. explores and develops gold and other mineral resources. The company is under Cata Preta gold project, located in Quadrilatero Ferrifero region. The company's projects include two exploration licenses and cover approximately 2,000 hectares and include the Cata Preta gold mine, Brazil. It focuses on gold exploration and development programme. The company operates East Santa Cruz properties, which consist of twenty four gold exploration and development licenses, comprising six individual projects totaling 127,000 hectares, title to four ranches totaling 51,000 hectares providing surface rights for the two most developed projects. The company is headquartered in London, the United Kingdom.

Buenaventura, Inc. provides business supporting services. The firm provides all miscellaneous business services to credit institutions. The company is located in Atlanta, GA

Part of Coeur Mining, Inc., Cia Minera Polimet SA is an Argentinean mining company that specializes in silver. The company is based in Buenos Aires, Argentina. Cia Minera Polimet was acquired by Coeur Mining, Inc. from Yamana Gold, Inc. on April 02, 2002 for $2.50 million.

Yamana Resources, Inc. is an exploration company that focuses on gold. The private company is based in Toronto, Canada. and has subsidiaries in Canada. The Canadian company was founded by William R. Green, David Malcolm Beatty, Richard R. Walters.

Cerro Cazador SA provides mineral exploration and development services. It holds interests in the mineral exploration properties such as La Josefina, Bajo Pobre, El Gateado, El Overo, El Alazan and El Tordillo. The company is headquartered in Buenos Aires, Argentina.

Hunt Mining Corp. is a mineral exploration company, which engages in the production of silver and gold. Its projects include Martha, La Josefina, La Valenciana, El Gateado, Bajo Pobre, and other projects. The company was founded on January 10, 2006 and is headquartered in Liberty Lake, WA.