Ruben Marcus Fernandes

Guapore Mineracao Ltda engages in the iron ore extraction business. The company was founded on November 26, 1976 and is headquartered in Sao Paulo, Brazil.

Mosaic Fertilizantes P&K Ltda. produces fertilizers and chemicals. It offers concentrated nitric acid, sulphuric acid, anhydrous ammonia, ammonium nitrate fertilizer, dry phosphate and wet phosphate rock and industrial urea. The company was founded on April 16, 1958 and is headquartered in Uberaba, Brazil.

CADAM SA produces kaolin for coating paper. The private company is based in Almeirim, Brazil. CADAM was acquired by KaMin LLC from Vale SA on May 07, 2012 for $30.10 million.

Part of Groupe Bruxelles Lambert SA, Pará Pigmentos SA is a Brazilian company that processes and distributes kaolin for paper and packaging purposes. The private company is based in Barcarena, Brazil. Pará Pigmentos was acquired by Imerys SA, a PUB of Groupe Bruxelles Lambert SA from Vale SA on July 29, 2010 for $70 million.

Part of Anglo American Plc, Anglo American Brasil Ltda. is a mining company based in São Paulo, Brazil. The Brazilian company's portfolio in Brazil includes iron ore and nickel.