Harbour Energy plc
(the "Company" or "Harbour Energy")

Board Appointments

23 March 2023

Harbour Energy is pleased to announce the appointment of Belgacem Chariag and Louise Hough as independent Non-Executive Directors. Belgacem and Louise will join the Board on 1 May 2023 and will stand for election by shareholders at the Company's Annual General Meeting to be held on 10 May 2023.

Belgacem has extensive experience in the energy, materials and chemicals industries. He has held a variety of leadership positions within oil field services companies, including nine years at Baker Hughes and before that over 20 years at Schlumberger.  Most recently Belgacem was Chairman and CEO of Ecovyst Inc., a leading global provider of specialty catalysts, materials, chemicals and services.  He is currently a non-executive director for Helmerich & Payne, Inc., a New York listed provider of drilling solutions and technologies for oil and gas exploration and production companies. Belgacem will also join the Board's Health, Safety, Environment & Security Committee and the Nomination Committee.

Louise has a wealth of experience and deep understanding of both the financial and energy markets, having spent 25 years at UBS where she held a variety of roles, including Head of Specialist Sales. More recently, Louise was Head of International Investor Relations for Saudi Aramco, playing a lead role in preparing the company and management for its IPO and first public bond issuances. She was also a member of the Saudi Aramco Sustainability Steering Committee, working extensively on all aspects of ESG reporting and has significant experience advising investors, boards and executive management teams on capital markets-related activity and sustainability and governance issues.  Louise will also join the Board's Audit & Risk Committee and the Remuneration Committee.

R. Blair Thomas, Chairman, commented:

"I am delighted to welcome Belgacem and Louise to the Board as Independent Non-Executive Directors.  Louise's experience in oil and gas equity markets and Belgacem's global industry expertise will be of great value to the Board and its committees."

Enquiries
Harbour Energy plc                                                                                                         Tel: 020 7730 1111

Rachel Rickard, Company Secretary

Elizabeth Brooks, Head of Investor Relations                                                      

Brunswick                                                                                                                           Tel: 020 74045959

Patrick Handley, Will Medvei                                                                                     

Additional disclosures

No further information is required to be disclosed under LR 9.6.13 R (1) to (6) in respect of Belgacem Chariag or Louise Hough.