Ciech S.A.

AGM Information • Mar 24, 2023

Announcement on a change in the agenda of the Extraordinary General Meeting of CIECH S.A. convened on April 11, 2023

The Management Board of CIECH S.A. changes the agenda of the Extraordinary General Meeting of CIECH S.A. convened on April 11, 2023, at 2:00 p.m. at the registered office of the Company in Warsaw at 62 Wspólna St., in such a way that at the request of the Shareholders: 1) Otwarty Fundusz Emerytalny Nationale-Nederlanden, 2) Drugi Allianz Polska Otwarty Fundusz Emerytalny. 3) Allianz Polska Otwarty Fundusz Emerytalny, 4) Otwarty Funduszem Emerytalny PZU "Złota Jesień", 5) Aegon Otwarty Fundusz Emerytalny, 6) Generali Otwarty Fundusze Emerytalny, 7) NNLife Otwarty Fundusz Emerytalny, 8) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny, 9) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny Nasze Jutro 2025, 10) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny Nasze Jutro 2030, 11) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny Nasze Jutro 2035, 12) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny Nasze Jutro 2040, 13) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny Nasze Jutro 2045, 14) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny Nasze Jutro 2050, 15) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny Nasze Jutro 2055, 16) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny Nasze Jutro 2060 and 17) Nationale-Nederlanden Dobrowolny Fundusz Emerytalny Nasze Jutro 2065 ("Shareholders"), the Management Board of CIECH S.A. adds the following items to the agenda:

• "Adoption of a resolution on determining the number of members of the Supervisory Board of CIECH S.A.", which is given number 8 of the agenda,
• " Adoption a resolution on the appointment of a member of the Supervisory Board by voting in separate groups", which is given number 9 on the agenda,
• "Adoption of a resolution on the appointment of member of the Supervisory Board of CIECH S.A.", which is given number 10 of the agenda,

and the current agenda items numbered 8 and 9 shall be given numbers 11 and 12.

Acting pursuant to Art. 401 § 1 - 2 of the Commercial Companies Code and § 17 (7) letter (a) and § 24 (4) letter (d) of Articles of Association of CIECH S.A. and taking into account the above changes, Management Board of CIECH S.A. establishes the following changed (extended) agenda of the Extraordinary General Meeting of CIECH S.A.:

THE NEW (CHANGED) AGENDA:

• 1. The opening of the Extraordinary General Meeting of Shareholders.
• 1. Election of the Chairperson of the Extraordinary General Meeting of Shareholders.
• 1. Determination that the Extraordinary General Meeting of Shareholders was duly convened and is capable of adopting resolutions.
• 1. Adoption of the agenda.
• 1. Adoption of a resolution on authorization for the Management Board to increase the share capital of the Company within the framework of the authorised capital by issuing ordinary bearer shares of the following series, full exclusion of the pre-emptive rights for all current shareholders and on amendments to the Company's Articles of Association.
• 1. Adoption of resolutions on amendments to the Company's Articles of Association.
• 1. Adoption of a resolution on authorization of the Supervisory Board of CIECH S.A. to adopt the consolidated text of the Articles of Association of CIECH S.A.
• 1. Adoption of a resolution on determining the number of members of the Supervisory Board of CIECH S.A.

CIECH S.A. ul. Wspólna 62 00-684 Warszawa tel. (+48 22) 639 10 00 faks (+48 22) 639 14 51 ciech@ciechgroup.com www.ciechgroup.com

Konto bankowe: Citibank Handlowy SA VI Oddział w Warszawie 93 1030 1061 0000 0000 0034 0001

REGON: 011179878 NIP: 118-00-19-377 BDO: 000015168

Rejestr przedsiębiorców: Sąd Rejonowy dla m.st. Warszawy XII Wydział Gospodarczy Krajowego Rejestru Sądowego KRS: 0000011687

• 1. Adoption of a resolution on the appointment of a member of the Supervisory Board by voting in groups.
• 1. Adoption of a resolution on the appointment of member of the Supervisory Board of CIECH S.A.
• 1. Adoption of a resolution on incurring by the Company the costs of convening and holding the Extraordinary General Meeting.

Rationale for items 8 to 10 of the agenda:

Shareholders of CIECH S.A. submitted a request to add the following items to the agenda of the Extraordinary General Meeting convened for April 11, 2023:

• 1. Adoption of a resolution on determining the number of members of the Supervisory Board of CIECH S.A.
• 1. Adoption of a resolution on the appointment of a member of the Supervisory Board by voting in separate groups.
• 1. Adoption of a resolution on the appointment of member of the Supervisory Board of CIECH S.A.

The Shareholder, justifying the request, indicated that the power to appoint the Supervisory Board by separate groups results from Article 385 § 3 of the Code of Commercial Companies, according to which, at the request of Shareholders representing at least one fifth of the share capital, the appointment of the Supervisory Board should be made by the next general meeting by voting in separate groups, even if the Statute provides for a different method of appointing the Supervisory Board.

The Shareholders indicated that they hold a total of 10,979,055 shares of the Company, which gives a total of 20.83% of the Company share capital, entitling them to 10,979,055 votes at the General meetings of the Company. Thus, they are entitled to both request the extension of the agenda of the Extraordinary General Meeting of the Company as well as to submit a proposal concerning the appointment of the Supervisory Board by voting in separate groups.

The company encloses the following:

• 1) request to put items on the agenda of the next General Meeting,
• 2) an amended draftresolution ofthe Extraordinary GeneralMeeting of CIECHS.A.on adopting the agenda and
• 3) draft resolutions referred to in items 8 to 10 of the agenda.

As a consequence of the above change, the form posted on the Company's website at: www.ciechgroup.com/relacje inwestorskie/walne zgromadzenie will be corrected accordingly.

Management Board of CIECH S.A.

CIECH S.A. ul. Wspólna 62 00-684 Warszawa tel. (+48 22) 639 10 00 faks (+48 22) 639 14 51 ciech@ciechgroup.com www.ciechgroup.com

Konto bankowe: Citibank Handlowy SA VI Oddział w Warszawie 93 1030 1061 0000 0000 0034 0001

REGON: 011179878 NIP: 118-00-19-377 BDO: 000015168

Rejestr przedsiębiorców: Sąd Rejonowy dla m.st. Warszawy XII Wydział Gospodarczy Krajowego Rejestru Sądowego KRS: 0000011687