LAUNCH OF “THE THIRD ERA - PROGRESS IN MOTION”

THIS ANNOUNCEMENT CONTAINS INSIDE INFORMATION FOR THE PURPOSES OF ARTICLE 7 OF THE MARKET ABUSE REGULATION (EU) 596/2014 ("EU MAR") AND ARTICLE 7 OF THE MARKET ABUSE REGULATION (EU) 596/2014 AS IT FORMS PART OF DOMESTIC LAW IN THE UNITED KINGDOM (THE "UK") BY VIRTUE OF THE EUROPEAN UNION (WITHDRAWAL) ACT 2018 ("UK MAR").

METLEN Energy & Metals PLC(the "Company")

LAUNCH OF THE "THE THIRD ERA - PROGRESS IN MOTION" STRATEGIC TRANSFORMATION - CHANGES TO BOARD / LEADERSHIP TEAM AND ORGANISATIONAL STRUCTURE

METLEN today announces the launch of its third strategic transformation, entering the next phase of its evolution: The Third Era - Progress in Motion.

This transformation marks the next chapter in the Company's journey, aligned with a strategy that will support its medium-term target of doubling its scale, as presented at the Capital Markets Day in London last April.

It builds on the successful execution of previous transformations (in 2017 and 2022), the Company's solid financial foundation and its strategic vision.

As part of this strategic transformation, the main changes and key appointments in METLEN's leadership team and organizational structure are outlined below1:

· Evangelos Mytilineos, as Group Executive Chairman

· Christos Gavalas, as Group Chief Executive Officer

· Fotini Ioannou, as Group Chief Financial Officer2

· Loukas Ziomas, as Chief of Staff.

The Energy Sector is restructured into two Pillars3:

· The Renewables & Energy Transition Platform Pillar, led by its Chief Executive Director Nikos Papapetrou

· The Fully Integrated Energy Utility Pillar, consisting of:

o  The Integrated Utility, led by its Chief Executive Director Giannis Giannakopoulos

o  The International Energy Supply & Trading, led by its Chief Executive Director Panagiotis Kanellopoulos.

The Metals Sector will continue to be led by Dimitris Stefanidis as Chief Executive Director of Metals, overseeing METLEN's activities in Integrated Aluminum Value Chain, Critical Raw Materials and Circular Metals.

In M Technologies, METLEN's metallurgical defence equipment arm and part of the Metals Sector, will be led by Vasilis Tsiamis as its Chief Executive Director4.

Additionally, the Infrastructure and Concessions Sector remain a strategic priority under the current leadership of Evangelos Chrysafis as Executive Vice Chairman of METLEN S.A. & Chairman of METKA ATE, Dinos Benroubi as CEO of METKA ATE and Elenos Karaindros as Chairman & CEO of M Concessions.

The senior Executive Team that has been an integral part of METLEN's journey to date is reinforced and consists of:

· Elenos Karaindros, as Chief Strategy and M&A Officer

· Sara Fideli, as Chief People Officer

· Vivian Bouzali, as Chief Corporate Affairs & Communications Officer

· Petros Selekos, as Chief Legal Officer

Our senior team will be enhanced by Dimitris Papadopoulos in his new role as Executive Senior Advisor on Executive Chairman and Board Affairs.

Evangelos Mytilineos, METLEN's Executive Chairman, stated: "Today we open another chapter in our journey, with the third transformation of our evolution, The Third Era.

From my new role as Executive Chairman, I intend to contribute strategically to the implementation of our commitments, as defined in our medium-term business plan, for both organic and inorganic growth, in collaboration with our new Group CEO, Christos Gavalas.

METLEN's new structure is built on a strengthened executive leadership team, on an optimized synergetic operating model and further aligned with corporate governance best practices.

My goal is to focus even more on securing METLEN's long-term value creation, and I am convinced that the new leadership structure and team will be a catalyst for our success".

Τhe relevant presentation will be available on METLEN's website after 4pm UK time / 6pm GR time.

Note 1: These changes will be effective as of January 1st, 2026.

Note 2: Fotini Ioannou will join the Board of Directors of METLEN PLC, effective as of January 1st 2026. Fotini also serves as a Director at the BoD of EPALME SA and as a Non-Executive at the BoD of doValue S.p.A..

Note 3: These changes are effective immediately, as of November 7th, 2025

Note 4: These changes will be effective as of December 1st, 2025.

Note 5: This announcement is made in compliance with the Company's obligations under UKLR 6.4.6. There is no further information to be disclosed pursuant to UK Listing Rule 6.4.8.

Important Notices:

The person responsible for arranging the release of this announcement on behalf of Metlen PLC is Leda Condoyanni, Company Secretary

Enquiries:

For further information please contact

Investors Relations

Tel. +30 210-6877300 | Fax +30 210-6877400 | E-mail: [email protected]

Press Office

Tel. +30 210-6877346 | Fax +30 210-6877400 | E-mail:

[email protected]

LEI: 213800ZSR3HVKMMPVG86

Disclaimer

This announcement contains statements which are or may be deemed to be 'forward-looking statements'. Forward-looking statements involve risks and uncertainties because they relate to events and depend on events or circumstances that may or may not occur in the future. All forward-looking statements in this announcement reflect the Company's present view with respect to future events as at the date of this announcement. Forward-looking statements are not guarantees of future performance and actual results in future periods may and often do differ materially from those expressed in forward-looking statements. Except where required by law or the Listing Rules of the UK Financial Conduct Authority, the Company undertakes no obligation to release publicly the results of any revisions to any forward-looking statements in this announcement that may occur due to any change in its expectations or to reflect any events or circumstances arising after the date of this announcement.

About METLEN Energy & Metals PLC

METLEN Energy & Metals PLC (METLEN or the Company) is the parent company of a multinational industrial and energy group and a leader in metallurgy and energy industries, focusing on sustainability and circular economy. The Company is primary listed on the London Stock Exchange with a secondary listing on the Athens Exchange, having a consolidated turnover and EBITDA of €5.68 billion and €1.08 billion, respectively, (2024). METLEN's group is a reference point for competitive green metallurgy at the European and global level, whilst operating only vertically integrated bauxite, alumina and primary aluminum production unit in the European Union (E.U.) with privately owned port facilities. In the energy sector, METLEN's group offers comprehensive solutions, covering thermal and renewable energy projects, electricity distribution and trading, alongside investments in grid infrastructure, battery storage, and other green technologies. The Company's group is active in the markets of all five continents, in more than 40 countries, adopting a full-scale synergetic model between the Metallurgy and Energy Sectors, while undertaking end-to-end development of major energy infrastructure projects.