Finance

Alstom appoints Martin Sion as new CEO

Published by Global Banking & Finance Review

Posted on April 1, 2026

1 min read

· Last updated: April 1, 2026

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Alstom appoints Martin Sion as new CEO
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April 1 (Reuters) - Alstom has appointed Martin Sion as its new CEO, effective immediately, the train maker said on Wednesday. Former CEO Henri Poupart-Lafarge has decided not to seek a further term,

Alstom taps Martin Sion as CEO as Poupart-Lafarge won't seek new term

Leadership Transition at Alstom

Appointment of Martin Sion as CEO

April 1 (Reuters) - Alstom  has appointed Martin Sion as its new chief executive officer with immediate effect, the French train maker said on Wednesday.

Henri Poupart-Lafarge Steps Down

Former CEO Henri Poupart-Lafarge has decided not to seek a further term after a decade at the head of Alstom, the company said in the statement.

Martin Sion's Background and Experience

Engineering and Leadership at ArianeGroup

Sion joins the group with an engineering background and after three years as the CEO of space and defense company ArianeGroup, equally owned by Airbus  and Safran .

Key Achievements: Ariane 6 Launcher

Under his leadership, Europe's new-generation Ariane 6 launcher, developed by ArianeGroup and the European Space Agency, started its first missions in a context of increased competition from SpaceX and Boeing.

Reporting Credits

(Reporting by Mathias de Rozario in Gdansk, editing by Milla Nissi-Prussak)

Key Takeaways

  • Martin Sion, with a strong aerospace and engineering leadership background—including roles at ArianeGroup, Safran, and Aircelle—is appointed CEO of Alstom effective April 1, 2026 (alstom.com).
  • Henri Poupart‑Lafarge, Alstom’s CEO since February 2016, announced in May 2025 that he would not seek a fourth term, and will remain in position until the transition is complete (alstom.com).
  • Alstom’s board, following recommendations from the Nominations and Remuneration Committee, conducted an extensive selection process and approved a detailed remuneration package for Sion, including a fixed salary exceeding €1 million plus variable and long‑term incentives (railwaynews.net).

References

Frequently Asked Questions

Who is the new CEO of Alstom?
Martin Sion has been appointed as the new CEO of Alstom.
When did Martin Sion become CEO of Alstom?
Martin Sion was appointed as CEO of Alstom effective immediately, as announced on April 1.
Who did Martin Sion replace as Alstom CEO?
Martin Sion replaced Henri Poupart-Lafarge, who decided not to seek a further term.
Who reported the appointment of Alstom's new CEO?
The appointment was reported by Mathias de Rozario in Gdansk.

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