Mark T. Sadler

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.

The American Institute of Certified Public Accountants provides vocational education in accounting. The company provides services to the accounting community, regulatory bodies, and other organizations. It also operates in Jersey City, Washington, and Lewisville. It was founded in 1887 and is headquartered in New York City, NY.

Kennecott Minerals Co. developed, operated and managed precious and base metal mines. Its products included gold, silver, copper and other base metals. The company was founded in 1993 and was headquartered in Salt Lake City, UT.

Kennecott Utah Copper LLC develops, processes and provides mining support activities related to copper. The company was founded on June 4, 1903 and is headquartered in South Jordan, UT.

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.