William Threlkeld

Greenstone Resources Ltd. engages in the exploration and mining of precious metals. The company was founded on May 3, 1983 and is headquartered in Toronto, Canada.

Placer Dome, Inc. owns & explores gold mines. It produces copper, silver as a byproduct of its gold mining. It has interests in different mines in Australia, the Americas, Papua New Guinea, South Africa and Tanzania. Placer Dome was formed in 1987 and is located in Vancouver, Canada.

Gold Standard Ventures Corp. operates as a mineral exploration company. The firm engages in the business of acquisition and exploration. It focuses on the following projects: Carlin Trend, Railroad-Pinion and Lewis. The company was founded by Luke A. Norman and Jonathan Charles Timothy Awde on February 6, 2004 and is headquartered in Vancouver, Canada.

Vismand Exploration, Inc. provides mineral exploration services. The company was founded in 2003 and is headquartered in Toronto, Canada.

Oro Gold Resources Ltd. is a gold exploration company committed to making new discoveries in Mexico and Central America. The company is led by an unparalleled technical team with significant gold resource development experience and a passion for generative exploration. The company was founded in 2000 and is headquartered in Vancouver, Canada.