Appointment of Non-Executive Director

18 October 2023 - Singapore: Jadestone Energy plc ("Jadestone" or the "Company"), an independent oil and gas production company focused on the Asia-Pacific region, announces the appointment of Gunter Waldner as a non-executive director of the Company with immediate effect. Mr Waldner was nominated as a non-executive director by the Company's largest shareholder, Tyrus Capital S.A.M. and funds managed by it ("Tyrus"), pursuant to the relationship agreement entered into by the Company and Tyrus in November 2018. Mr Waldner will stand for election at the Company's 2024 Annual General Meeting.

Gunter Waldner, an Austrian national, has over 25 years of corporate finance and investment management experience. Mr Waldner is currently Head of Private Equity and Co-Chief Investment Officer of Tyrus Capital S.A.M. having joined the firm in 2012. Prior to Tyrus Capital, Mr Waldner spent five years in senior positions at AlpInvest Partners, where he was responsible, amongst others, for deal sourcing, structuring and execution of secondary private equity transactions and portfolio management.

Mr Waldner's previous experience includes 10 years in investment banking at Lehman Brothers, advising corporates on M&A transactions and capital market activities. Mr Waldner holds a Master's degree in Business Administration and Economics from the Vienna University of Economics and Business Administration.

Dennis McShane, Chair of Jadestone commented:

"On behalf of Jadestone, I welcome Gunter to the Board. His significant corporate finance and investment experience, as well as familiarity with strategy and M&A execution, will be important and complementary additions to our director skillset.

Following Gunter's appointment, we will continue with the previously announced Board restructuring as we recognise the importance of maintaining independence, while balancing the need to manage the size of the Board and strengthening capability and experience to support the growth of the business. We look forward to updating our shareholders on this process in due course."

Regulatory disclosures

Gunter Waldner (aged 51)

Mr Waldner does not directly hold any ordinary shares nor options over ordinary shares in the Company. Mr Waldner indirectly holds securities in the Company through personal investments in entities for which Tyrus Capital S.A.M. acts as a discretionary asset manager.

Mr Waldner is currently Director, Co-Chief Investment Officer and Head of Private Equity at Tyrus Capital S.A.M., where he has worked since 2012. Mr Waldner is also a director of New Lake 42 B.V.

There is no further information which is required to be disclosed under Schedule Two, paragraph (g),

of the AIM Rules for Companies in respect of Gunter Waldner.