Petroleo Brasileiro S.A. primarily engages in oil and natural gas exploration and production, refining, trade, and transportation businesses. The company’s Exploration and Production segment involves in the exploration, production, development, and production of oil, liquefied natural gas (LNG), and natural gas in Brazil. This segment supplies its products to the refineries in Brazil, as well as sells surplus petroleum and byproducts in domestic and foreign markets. Its Supply segment engages in the refining, logistics, transportation, and trade of oil and oil products; export of ethanol; and extraction and processing of schist, as well as holds interests in companies of the petrochemical sector in Brazil. The Gas and Energy segment involves in the transportation and trade of natural gas produced in or imported into Brazil; transportation and trade of LNG; and generation and trade of electric power. In addition, the segment has interests in natural gas transportation and distribution companies; and thermoelectric power stations in Brazil, as well engages in fertilizer business. The Distribution segment distributes oil products, ethanol, and compressed natural gas in Brazil. The International segment involves in the exploration and production of oil and gas, as well as in supplying, gas and energy, and distribution operations in the Americas, Africa, Europe, and Asia. Further, the company involves in biofuel production business. Petroleo Brasileiro was founded in 1953 and is based in Rio de Janeiro, Brazil.