Milan, 7 July 2023 – In accordance with Article 85-bis, paragraph 4-bis of Consob Regulation No. 11971 of May 14, 1999 (the “Consob Issuers Regulation”), Maire Tecnimont S.p.A. (the “Company”) announces that today - having fulfilled the requirements and conditions under the applicable laws and regulations and as well as the Company By-Laws – the increase in voting rights with reference to a total of 4,464,888 ordinary shares of the Company, without par value, has been achieved. For the sake of completeness, it is recalled that the Company's share capital is equal to Euro 19,920,679.32 divided into no. 328,640,432 ordinary shares, without par value.

In accordance with Article 85-bis, paragraph 4-bis of the Consob Issuers Regulation, the total amount of the voting rights is presented below, together with the number of shares making up the share capital.

The Special List, updated in accordance with Article 6-quarter, paragraph 3 of the Company   By-Laws, is available on the Company website www.mairetecnimont.com, in the “Governance” – “Corporate Repository” - “Increased Voting Rights” section.