Share ownership Trevisa Investimentos S.A.

Trevisa Investimentos SA is a Brazil-based company primarily engaged in the water transportation sector. As of December 31, 2011, the Company had two subsidiaries, Navegacao Alianca Ltda and Trevo Florestal Ltda, and one affiliated company, Trevisa Operadora Portuaria Ltda. Through the subsidiary Navegacao Alianca Ltda, the Company is involved in the provision of water freight transportation services through a fleet of 15 vessels, with a total static capacity of 50,000 tons, as well as in the operation of a shipyard in the Brazilian city of Taquari. Navegacao Alianca Ltda is mainly active in the transport of fertilizers, wheat, wood chips and soybean. Through its subsidiary Trevo Florestal Ltda, the Company is engaged in the regional reforestation sector, including pine and eucalyptus forests in the Brazilian state of Rio Grande do Sul, as well as in the production of biomass from forest residues. Additionally, it is active in the leasing of commercial real estate properties.