Report 8/2026 - Convening of the Extraordinary General Meeting

Legal basis: Article 56(1)(2) of the Act on Public Offering - current and periodic information

The Management Board of the company Mostostal Warszawa Spółka Akcyjna, with its registered office in Warsaw at ul. Konstruktorska 12A, 02-673 Warsaw, entered into the Register of Entrepreneurs of the National Court Register kept by the District Court for the Capital City of Warsaw in Warsaw, XIII Commercial Division under KRS number 0000008820, NIP 5260204995, with a share capital of PLN 20,000,000 (in words: twenty million zlotys) (hereinafter referred to as the "Company"), in connection with the occurrence of premises specified in Article 397 of the Commercial Companies Code, pursuant to Article 398 in connection with Article 397 of the Commercial Companies Code and Articles 4021 and 4022 of the Commercial Companies Code and § 14(3) of the Company's Articles of Association, convenes an Extraordinary General Meeting on April 28, 2026, at 12:00 at the address of the Company's registered office: ul. Konstruktorska 12A, 02-673 Warsaw, with the following agenda:

1. Opening of the General Meeting.

2. Election of the Chairman of the General Meeting.

3. Confirmation of the correctness of convening the General Meeting and its ability to adopt resolutions.

4. Adoption of a resolution on lifting the secrecy of voting for the Scrutiny Committee election.

5. Election of the Scrutiny Committee.

6. Approval of the agenda.

7. Adoption of a resolution on the continuation of the Company's existence.

8. Closing of the General Meeting.

Attached, the Management Board of the Company provides to the public:

1. Announcement of convening the Extraordinary General Meeting on April 28, 2026.

2. Draft Resolutions of the Extraordinary General Meeting.

3. Proxy form.

4. Information on the total number of shares.

Legal basis: § 20(1)(6) of the Regulation of the Minister of Finance of June 6, 2025, on current and periodic information provided by issuers of securities and the conditions for recognizing as equivalent information required by the law of a non-member state (Journal of Laws, item 755).