• GTT appointed Catherine Ronge as board chairwoman, succeeding Philippe Berterottière.
• Berterottière will resign from the board effective November 16, 2026.
• Ronge has been an independent director since 2021 and has chaired the nominations committee since 2023.
• Sandra Lagumina will take over as nominations committee chairwoman, stepping down from the audit and risk committee.
• Independent director Luc Gillet will join the nominations committee, replacing Pierre Guiollot.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. GTT – Gaztransport & Technigaz SA published the original content used to generate this news brief via GlobeNewswire (Ref. ID: 202610231153OMX_____CNEWS_EN_GNW1001279616_en) on October 23, 2026, and is solely responsible for the information contained therein.