Subsea 7

Board/Management Information • May 8, 2025

Subsea 7 S.A. announces changes to Board composition

Luxembourg - 8 May 2025 - Subsea 7 S.A. (Oslo Børs: SUBC, ADR: SUBCY) today announced the election of Lucia Andrade as a Non-Executive Director at the 2025 annual general meeting of shareholders (AGM) and the decision of Jean Cahuzac to retire from his position as Non-Executive Director with immediate effect.

Jean has served on the Board since 2008, and was also CEO of Subsea7 until 31 December 2019. The Board would like to thank him for his commitment and valuable contribution to Subsea7.

Jean was a member of the Compensation Committee and the Tender Committee and changes to committee memberships will be discussed at the next meeting of the Board, later this month.

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Subsea7 is a global leader in the delivery of offshore projects and services for the evolving energy industry, creating sustainable value by being the industry's partner and employer of choice in delivering the efficient offshore solutions the world needs.

Subsea7 is listed on the Oslo Børs (SUBC), ISIN LU0075646355, LEI 222100AIF0CBCY80AH62. ******************************************************************************************************************************************************************************

Contact for investment community enquiries: Katherine Tonks Investor Relations Director Tel +44 20 8210 5568 ir@subsea7.com agm@subsea7.com