Andrés Valderrama Veloso

Corporación Nacional del Cobre de Chile engages in the exploration, mining, processing, and production of copper. The firm also produces copper concentrates, blister and anode copper, molybdenum, anode slime, and sulfuric acid. It operates through the following divisions: Chuquicamata, Radomiro Tomic, Salvador, Andina, El Teniente, Ventanas, Gabriela Mistral, and Ministro Hales. The company was founded on April 1, 1976 and is headquartered in Santiago, Chile.

UBS Securities LLC is an investment bank and registered broker/dealer headquartered in New York City. The firm was founded in 1998 as UBS Warburg LLC. They are a subsidiary of UBS Americas Holding LLC, ultimately held by UBS Group AG (SWX: UBSG, NYSE: UBS) in Switzerland. UBS Securities is a primary dealer in US Government securities and provides a full range of investment banking services which includes corporate finance, mergers and acquisitions, capital markets, trading and sales, fixed-income, equity research, private banking, underwriting and prime brokerage operations. The firm also provides advisory services and access to capital markets for corporate, institutional, intermediary and alternative asset management clients.