Subsea 7

Report Publication Announcement • Jun 16, 2025

Subsea 7 S.A. Conference Call Notification Second Quarter 2025 Results

Luxembourg – 16 June 2025 – Subsea 7 S.A. (Oslo Børs: SUBC, ADR: SUBCY) will publish its second quarter 2025 results for the period ended 30 June 2025 on Thursday 31 July 2025 at 08:00 CET.

A conference call and simultaneous webcast for the investment community will be held on Thursday 31 July 2025 at 11:00 UK / 12:00 CET.

From 08:00 CET the results announcement and the presentation to be reviewed during the conference call and webcast will be available on the Subsea7 website.

Conference call registration:

Phone: https://register-conf.media-server.com/register/BI59310f2a739a44ab86529d2cda595e97 Webcast: https://edge.media-server.com/mmc/p/yja3wdd3/

Please note that questions can only be submitted from a phone line.

******************************************************************************* Subsea7 creates sustainable value by delivering the offshore energy transition solutions the world needs.

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

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Contact for investor enquiries:

Katherine Tonks Head of Investor Relations Subsea 7 S.A. Tel +44 20 8210 5568 ir@subsea7.com www.subsea7.com

This information is subject to the disclosure requirements pursuant to Section 5-12 the Norwegian Securities Trading Act.

This stock exchange release was published by Katherine Tonks, Investor Relations, Subsea7, on 16 June 2025 at 12:30 CET.