Jesús Alberto Arias López

Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis.

Arias Resource Capital Management LP (Arias Resource Capital Management) is a private equity firm founded in 2007 by Alberto Arias. The firm is headquartered in New York.

UBS Financial Services, Inc. is a registered investment advisor and wealth management firm headquartered in Weehawken, New Jersey. The firm is a wholly-owned subsidiary of UBS Americas Inc., ultimately held by UBS Group AG (SWX: UBSG; NYSE: UBS) in Switzerland. Founded in 1969, UBS Financial Services provides investment advisory services to individuals, banks, thrift institutions, mutual funds and other investment companies, pension and employee benefit plans, trusts, estates, charities, corporations and other business and government entities.

Cautivo Mining Inc engages in the mining exploration business. It focuses on developing the Las Lomas Project for the exploration of gold, silver, copper, zinc, and lead mineral properties in northern Peru. The company was founded in 2004 and is headquartered in Lima, Peru.