Brookfield Buys 70% of Odebrecht Ambiental for R$2.8b (em português) 21 October 2016 (Folha de S.Paulo) Canadian private equity firm, Brookfield, has bought a 70% stake in Brazilian sanitation company Odebrecht Ambiental, an arm of the Odebrecht Group, for R$2.8b (US$.9b).