Meudon (France), 13 November 2023 – In its November 12th session the Group Board of Directors decided to co-opt Mr. Luciano Siani as a member of Vallourec Board of Directors. The ratification of Mr. Luciano Siani’s appointment will be proposed to the Group’s next Shareholder’s meeting on 23 May 2024. Mr. Siani has held key leadership positions within Vale Group for almost 15 years, most of them as a Senior member of Vale Executive Committee. He has been Group Financial Officer and most recently