Energean plc

("Energean" or the "Company")

External audit appointment following competitive tender process

London, 18 June 2026 - Energean plc (LSE: ENOG, TASE: אנאג) announces that, following the completion of a formal competitive external audit tender process, the Audit & Risk Committee has recommended, and the Board of Directors has approved, the reappointment of Ernst & Young LLP ("EY") as the Company's external auditor for the financial year ending 31 December 2027. The reappointment is subject to shareholder approval at the Company's Annual General Meeting, which is expected to be held in May 2027.

EY was first appointed as the Company's external auditor in connection with the Company's admission to trading on the London Stock Exchange in 2018 and has served as auditor since the financial year ended 31 December 2017. In accordance with the requirements of the CMA Statutory Audit Services Order 2014, the 2024 UK Corporate Governance Code and the Company's External Audit Tender Policy, the Company conducted a formal competitive tender process in advance of the financial year 2027 audit cycle. Four firms were invited to participate, with three shortlisted to proceed to the full tender following initial screening.

Further details of the tender process and evaluation criteria will be included in the Company's 2026 Annual Report.

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Forward looking statements

This announcement contains statements that are, or are deemed to be, forward-looking statements. In some instances, forward-looking statements can be identified by the use of terms such as "projects", "forecasts", "on track", "anticipates", "expects", "believes", "intends", "may", "will", or "should" or, in each case, their negative or other variations or comparable terminology. Forward-looking statements are subject to a number of known and unknown risks and uncertainties that may cause actual results and events to differ materially from those expressed in or implied by such forward-looking statements, including, but not limited to: general economic and business conditions; demand for the Company's products and services; competitive factors in the industries in which the Company operates; exchange rate fluctuations; legislative, fiscal and regulatory developments; political risks; terrorism, acts of war and pandemics; changes in law and legal interpretations; and the impact of technological change. Forward-looking statements speak only as of the date of such statements and, except as required by applicable law, the Company undertakes no obligation to update or revise publicly any forward looking statements, whether as a result of new information, future events or otherwise. The information contained in this announcement is subject to change without notice.