Change of the corporate name of QUIMITÉCNICA Ambiente 3 - Serviços de Gestão AMBIENTAL, S.A.

We hereby inform that, on 3^rd January, 2019, the corporate name of "QUIMITÉCNICA Ambiente 3 - Serviços de Gestão AMBIENTAL, S.A." was changed to "QTA - SERVIÇOS DE GESTÃO AMBIENTAL, S.A.". The shares representing the share capital shall remain registered under the code QM3 AM (ISIN PTQM30AM0008).

INTERBOLSA, 3^rd January, 2019