Appointment of Independent Non-Executive Director

25 January 2024 - Singapore: Jadestone Energy plc ("Jadestone" or the "Company"), an independent upstream company focused on the Asia-Pacific region, announces the appointment of Joanne Williams as an Independent Non-Executive Director of the Company with immediate effect. On appointment, Ms Williams will join the Health, Safety, Environment and Climate ("HSEC") Committee as Chair. Ms Williams also joins Jadestone's Audit Committee and will stand for election at the Company's 2024 Annual General Meeting.

Joanne Williams is a reservoir engineer with more than 25 years' experience in technical and executive roles with Woodside Petroleum, Newfield Exploration, Gulf Canada, Clyde Petroleum, Nido Petroleum and Blue Star Helium.

Currently, Joanne is a Non-Executive Director of Buru Energy Limited, an Australian onshore explorer for oil, gas and natural hydrogen; a Non-Executive Director of 88 Energy Limited, an oil company with oil exploration and production assets in Alaska, Texas and Namibia, and a Non-Executive Director of Pinnacle Exploration Pte Ltd, which focusses on shallow water Gulf of Mexico oil opportunities.

Previously, Joanne was Managing Director and Chief Executive Officer of Blue Star Helium Limited, an explorer for helium in the USA and a Director at Sacgasco Limited with oil and gas exploration and production assets in California, Canada and the Philippines.

Dennis McShane, Chair of Jadestone, commented:

"On behalf of Jadestone, I welcome Joanne to the Board. Her strong technical background and significant upstream experience will enhance our governance of Jadestone's assets and operations.

Joanne will assume the Chair of the HSEC Committee from Bob Lambert, who will be stepping down after an appropriate transition period. I'd like to thank Bob for his many years of dedicated service and valuable advice to Jadestone's Board.

The search for a new Chair of the Audit Committee is well advanced and we expect to update on this shortly."

Regulatory disclosures

Joanne Louise Williams (aged 49, formerly Joanne Louise Kendrick)

Joanne Williams does not directly hold any ordinary shares nor options over ordinary shares in the Company.

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 Joanne Williams.