Alstom appoints Cathy Pianon as Chief Communications Officer
Alstom appoints Cathy Pianon as Chief Communications Officer
Press contact - Corporate - Head of Media Relations
Charles-Etienne Lebatard
Press contact - Alstom HQ
Stéphane Savignard
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Cathy Pianon will lead Alstom's global communications function across more than 60 countries
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She brings extensive communications experience across international listed companies and transformation environments
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She will support the continued evolution of Alstom's communications capabilities leveraging evolving practices and approaches to engage employees and stakeholders worldwide while helping ensure Alstom's leadership, innovation and achievements continue to resonate with audiences around the world.
27 July 2026 – Alstom, global leader in smart and sustainable mobility, announces the appointment of Cathy Pianon as Chief Communications Officer, effective 1 October 2026. Reporting directly to Alstom’s Chief Executive Officer Martin Sion, she will lead the Group's communications function, overseeing corporate, media, internal and digital communications, as well as brand, events and reputation.
"Cathy brings extensive international experience, strong strategic judgement and a deep understanding of stakeholder engagement. Her track record in listed companies, combined with her experience supporting industrial businesses through transformation and complex operating environments, will be a valuable asset for Alstom. I am delighted to welcome her to the Group."
With operations spanning more than 60 countries, Alstom connects global expertise with strong local roots. As the Group continues to execute its strategic priorities, communications remains an important lever to engage employees, strengthen stakeholder confidence and foster alignment across the business, while helping ensure that Alstom's leadership in innovation, expertise and contribution to sustainable mobility continues to be recognised by stakeholders worldwide.
Martin Sion, Chief Executive Officer of Alstom, said: "Cathy brings extensive international experience, strong strategic judgement and a deep understanding of stakeholder engagement. Her track record in listed companies, combined with her experience supporting industrial businesses through transformation and complex operating environments, will be a valuable asset for Alstom. I am delighted to welcome her to the Group."
Cathy joins Alstom from Groupe SEB, where she currently serves as Senior Executive Vice-President, Public Affairs & Communication and Chief of Staff to the Chairman. Previously, she held several senior leadership positions at Euro Disney, including Vice-President Public Affairs, Communication and CSR and member of the Executive Committee. Earlier in her career, she held communications and corporate affairs responsibilities at Vivendi, Vinci and Bureau Veritas.
Throughout her career, she has developed extensive expertise in corporate and financial communications, crisis management and company-wide transformation initiatives, helping organisations navigate change, operational challenges and stakeholder expectations in complex industrial and international environments.
A French and Swiss citizen, Cathy has lived in the United States and Italy and completed part of her ENA training in Sofia, Bulgaria. She is a graduate of IPAG Business School and ENA CHEE and has completed a strategy programme at INSEAD.
Cathy Pianon said: "Alstom combines global scale, technological expertise and a unique contribution to sustainable mobility. As a global leader, the Group has a remarkable story to tell through its people, its innovation and the solutions it delivers every day around the world. I look forward to working with teams across the business to help bring that story to life for our employees, customers and stakeholders."
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