Director Declaration

Summary by AI ^BETAClose X

Harbour Energy plc announced that non-executive director Margareth Øvrum has been nominated to join the board of Kongsberg Maritime ASA as a shareholder-elected member, effective from the expected April 2026 listing on Euronext Oslo Børs, subject to approvals. This change in directorship is being disclosed in accordance with UK Listing Rule 6.4.9R.

Disclaimer*

Harbour Energy PLC

19 January 2026

Harbour Energy plc

(the "Company" or "Harbour")

Director Declaration

19 January 2026

Pursuant to the UK Listing Rule 6.4.9R requirement to give notice of a change in directorships held by directors, the Company announces that Margareth Øvrum, a non-executive director of the Company, has been nominated as a shareholder-elected member of the board of directors of Kongsberg Maritime ASA. Margareth Øvrum will be joining the board from the first day of trading of Kongsberg Maritime ASA's shares on Euronext Oslo Børs, expected to be in April 2026 subject to shareholder approval and the receipt of all applicable governmental and regulatory approvals and clearances.

Enquiries

Harbour Energy plc

+44 (0) 20 7730 1111

Rachel Rickard, Company Secretary

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