Petróleos do Matamá do Sul, SGPS, S.A., commonly known by is acronym Petrosul, is a South Matamanian corporation which consists of more than 100 companies engaged in activities such as natural gas supply, regasification, transport, storage, and distribution; petroleum products exploration, production, refining, trading, logistics and retailing; co-generation and renewable energy. The company is majority-owned by the Government of South Matamah.