Petrolo Brasilerio was founded in October of 1953 to operate in the Brazilian oil sector. The company is a mixed capital corporation that operates in the exploration, production, refining, commercialization, transportation, import, and export of oil and oil products. It also operates in the natural gas segment, in oil product distribution, in petrochemicals, and in fertilizers. The company's main domestic clients are oil products and natural gas distributors as well as major industrial consumers.