Petroleo Brasileiro SA Petrobras (Petrobras) is a Brazil-based integrated oil and gas company. The Company divides its activities into six segments: Exploration and Production; Provision; Gas and Energy; Biofuel; Distribution, and International. Directly or through its subsidiaries, Petrobras is engaged in the research, extraction, refining, processing, trade and transport of oil from wells, shale and other rocks, its derivatives, natural gas and other liquid hydrocarbons, as well as in activities related to energy, development, production, transport, distribution and commercialization of energy. The Company is active in Brazil and in 24 countries abroad, with projects situated on five continents. As of December 31, 2011, the Company owned 132 concession contracts for 194 exploration blocks and had a number of subsidiaries, including Petrobras Quimica SA, Petrobras Distribuidora SA, Braspetro Oil Services Company, Braspetro Oil Company, among others.