Andrade Gutierrez logo
Founded 1948. It is involved in the engineering and construction of various projects, such as subways, railways, airports, buildings, sanitation, …
Braskem logo
Braskem stock symbol traded as BM&F Bovespa: BRKM3, BRKM5, BMAD: XBRK and NYSE: BAK. Founded 2002. Braskem S.A. produces petrochemicals …
Petrobras logo
Established in 1953. Petróleo Brasileiro S.A. — Petrobras, more commonly known as simply Petrobras (Portuguese pronunciation: [ˌpɛtɾoˈbɾas]), is a semi-public …