Altri SGPS — M&A Activity 2021

May 19, 2021

ALTRI, SGPS, S.A. Public Company

Head Office: Rua Manuel Pinto de Azevedo, 818, Oporto Share Capital: Euro 25,641,459 Registered at the Commercial Registry Office of Oporto Sole registration and tax number 507 172 086

MATERIAL INFORMATION

ALTRI, SGPS, S.A. ("ALTRI") hereby informs that its wholly-owned subsidiary GREENVOLT – ENERGIAS RENOVÁVEIS, S.A. ("GREENVOLT") presented, jointly with an institutional investor, in the context of a competitive process, a binding offer for the acquisition of Tilbury Green Power Holdings Limited ("TGPH"), the owner of a fully operational renewable energy biomass power plant, with installed capacity of 42MW, which is located in the port of Tilbury, Essex, England.

The offer presented by GREENVOLT and an institutional investor has been considered the preferential bid and, consequently, a negotiation process has started with the aim of completing such acquisition.

The acquisition, if executed, may be subject to conditions precedent customary in transactions of this nature being met. Hence, at this stage there is no certainty as to the successful execution or completion of the aforementioned transaction.

The possible acquisition of TGPH is expected to constitute another firm step in the process of consolidating GREENVOLT as an excellence player, at international level, in the renewable energies market, thus fostering its growth strategy and the expansion of its business in the renewable energies sector at European scale.

Oporto, May 19, 2021

The Board of Directors