AIM Rule 26

The following information is disclosed in accordance with Rule 26 of the AIM Rules for Companies.

Last updated: 15 October 2026

Business description

UK Energy Group PLC has transitioned from its previous focus on oil and gas assets in southern England towards hydrogen storage and clean energy opportunities. The Group is developing hydrogen storage projects in Dorset and East Yorkshire.

Admission document

The Company’s AIM admission document is available here.

The Board

• Nicholas Mardon Taylor – Non-Executive Chairman
• Stephen Sanderson – Chief Executive Officer
• Kris Bone – Executive Director / Chief Technical Officer
• Allen Dee Howard – Non-Executive Director

Please visit the About Us page for brief biographical details of each director.

Directors’ responsibilities and Board Committees

Information on the responsibilities of individual directors and the composition and responsibilities of the Board committees is available on the About Us page and in the Corporate Governance section of the Company’s latest Annual Report and Accounts.

Country of incorporation and main country of operation

UK Energy Group PLC is incorporated in England and Wales under registration number 05299925. Its main country of operation is the United Kingdom.

Financial information

The Company’s annual reports and interim financial reports are available on the Reports and Downloads page.

Circulars and constitutional documents

Circulars sent to shareholders and the Company’s constitutional documents, including its Articles of Association, are available on the Circulars and Constitutional Documents page.

Regulatory news

The Company’s regulatory announcements are available on the Regulatory News page.

Corporate advisers

Details of the Company’s Nominated Adviser, broker and other key advisers are available on the Corporate Advisers page.

Corporate governance

The Company has adopted the QCA Corporate Governance Code as the framework for its corporate governance arrangements, having regard to its size, strategy, resources and stage of development.

The Board’s approach to the principal areas of corporate governance is set out below.

Board composition

The Board comprises two Executive Directors, Stephen Sanderson and Kris Bone, and two Non-Executive Directors, Nicholas Mardon Taylor and Allen Dee Howard.

The Board considers Nicholas Mardon Taylor and Allen Dee Howard to be independent Non-Executive Directors who exercise independent judgement and provide independent oversight of management.

Brief biographies of each director are available on the About Us page.

Directors’ roles and responsibilities

The Board is collectively responsible for the Company’s strategy, financial activities, operating performance and oversight of risk. Day-to-day management is delegated to the Executive Directors, with significant financial and operational matters reserved for the Board. Details of the roles and responsibilities of individual directors are set out in the Corporate Governance section of the Company’s Annual Report and Accounts, available through the links above.

Remuneration and performance

The Company’s remuneration policy seeks to attract, motivate and retain individuals with the skills and experience needed to deliver its strategy and create long-term shareholder value.

Further information is available in the Directors’ Remuneration Report within the Company’s Annual Report and Accounts.

Risk management, internal controls and Board committees

The Board has overall responsibility for risk management and internal controls. Principal risks are identified, assessed and monitored, and the Board regularly reviews the Group’s risk register with input from management.

The Audit Committee, comprising Nicholas Mardon Taylor as Chairman and Allen Dee Howard, oversees financial reporting, significant accounting judgements, internal controls, risk management and the external audit process.

The Remuneration Committee, comprising Nicholas Mardon Taylor as Chairman and Allen Dee Howard, oversees remuneration policy and share incentive arrangements.

Internal controls include Board approval of significant projects and transactions, regular financial and operational reporting, an annual budgeting process and review of annual and interim financial statements by the Audit Committee.

Shareholder engagement

The Company communicates with shareholders through regulatory announcements and annual and interim reports.

Further information

Further details are available in the Corporate Governance and Directors’ Remuneration sections of the Company’s Annual Report and Accounts.

Takeovers and Mergers

The Company is subject to the UK City Code on Takeovers and Mergers.

Share Capital

As at 15 October 2026, the Company’s issued ordinary share capital comprises 36,498,269,332 ordinary shares of £0.000001 each.

The Company holds no ordinary shares in treasury. The total number of voting rights is 36,498,269,332.

Major shareholders

The following holdings of 3% or more were identified in the Company’s shareholder analysis as at 30 September 2026. Percentages are based on issued ordinary share capital of 36,498,269,332 shares.

Shares not in public hands

As at 15 October 2026, 5.6% of the Company’s issued ordinary share capital was not in public hands, as defined in the AIM Rules for Companies.

Restrictions on transfer

There are no restrictions on the transfer of the Company’s ordinary shares.

Trading

The Company’s ordinary shares are admitted to trading on AIM, a market operated by the London Stock Exchange, and are not admitted to trading on any other stock exchange or trading platform.