Estre Ambiental, Inc. announces that, with effect from January 1, 2019, Gesner Oliveira, an existing director of the Company, has been appointed as a member of the audit committee. Mr. Oliveira is an independent director under applicable NASDAQ listing standards. Mr. Oliveira is partner of GO Associados and Professor of Economics at Get lio Vargas Foundation. Mr. Oliveira has been certified as an independent board member by the Brazilian Institute of Corporate Governance, has been a member of the Board of CESP, Sabesp, Caixa Econ mica, Varig and Usiminas. He is currently a member of the Board of Directors of Braskem and Igua.