THIS ANNOUNCEMENT CONTAINS INSIDE INFORMATION FOR THE PURPOSES OF ARTICLE 7 OF REGULATION 596/2014 AS AMENDED AND TRANSPOSED INTO UK LAW IN ACCORDANCE WITH THE EUROPEAN UNION (WITHDRAWAL) ACT 2018 ("UK MAR").

6 July 2026

Seascape Energy Asia plc

("Seascape Energy", the "Company" or "Seascape")

Leave of Absence and Interim Appointment

Seascape Energy, an E&P company focused on Southeast Asia, has been informed that its Executive Chairman, James Menzies, will be taking a medical leave-of-absence for an initial three-month period following a cycling accident.

Geraldine Murphy, currently Senior Independent Director, has been appointed Interim Non-Executive Chair with immediate effect. There are no other changes to board roles at this time.

Geraldine has over 35 years of energy investment banking and M&A experience in senior roles at Standard Chartered Bank, Harrison Lovegrove, CIBC and Perella Weinberg Partners. Geraldine joined the Seascape board in June 2024 and has been instrumental in the transformational pivot of the Company to Southeast Asia and subsequent growth initiatives.

In addition to her role at Seascape, Geraldine is also an Independent Non-Executive Director at Ithaca Energy plc, a FTSE 250 E&P business focused on the UK Continental Shelf. Geraldine holds a BSc (Hons) degree in Geology and a MSc in Petroleum Geology from University College Dublin.

Geraldine Murphy, Interim Non-Executive Chair, commented:

"Our thoughts are with James and his family and we wish him a full and speedy recovery. I look forward to continuing to work closely with the Seascape executive team to deliver the significant value in our Malaysian portfolio recently highlighted at our AGM."

Ends

Seascape Energy Asia plc                                                                [email protected]

Nick Ingrassia (Chief Executive)

Pierre Eliet (Executive Director)        

Stifel (Nomad and Joint Broker)                                                     Tel: +44 20 7710 7600

Callum Stewart

Simon Mensley

Ashton Clanfield         

Cavendish Capital Markets Limited (Joint Broker)                      Tel: +44 20 7397 8900

Neil McDonald                       

Pete Lynch