Hélcio Roberto Martins Guerra

Caemi Mineração e Metalurgia SA (CAEMI) operates as a holding company in mining and iron ore processing operations in the state of Minas Gerais and exports from its sea terminal in the state of Rio de Janeiro. Through CADAM, CAEMI is active in the international market of kaolin for coated paper. CADAM's industrial facilities are located in Brazil's North Region, with an additional plant in Belgium. CAEMI also holds interests in PPSA, a Brazilian company that produces and sells high quality and performance kaolin-based pigments, particularly for the world paper and board industry. CAEMI was founded in December, 1987 and is located in Rio de Janeiro, Brazil.

Orinoco Gold Ltd. operates as a mineral exploration company, which engages in the acquisition, exploration, evaluation and development of mineral properties. It operates through the Gold and All Other segments. The Gold segment refers to Curral de Pedra and Sertao projects both located in Brazil. The company was founded on February 9, 2011 and is headquartered in Subiaco, Australia.