The Management Board of Mostostal Warszawa S.A. (the ‘Company’) announces the correction of a writing error in ESPI current reprt No. 4/2025 dated 5 March 2025. The report incorrectly indicated the allocation of the net loss in the presented consolidated financial data.

Content before correction:

‘...- net loss: PLN 29 million (including net loss attributable to shareholders of the Parent Company: PLN 25 million and net profit attributable to non-controlling shareholders: PLN 4 million)...’

Corrected content:

‘...- net loss: PLN 29 million (including net loss attributable to shareholders of the Parent Company: PLN 25 million and net loss attributable to non-controlling shareholders: PLN 4 million)...’

The other information contained in the report remains unchanged.

Full content of the revised report:

The Management Board of Mostostal Warszawa S.A. ("The Company") presents the estimated data for 2024:

Consolidated financial data (cumulative data for 2024):

- sales revenues: PLN 1,574 million,

- gross profit on sales: PLN 55 million,

- net loss: PLN 29 million (including net loss attributable to shareholders of the Parent Company: PLN 25 million and net loss attributable to non-controlling shareholders: PLN 4 million).

Separate financial data (cumulative data for 2024):

- sales revenue: PLN 1,290 million,

- gross profit on sales: PLN 39 million,

- net loss: PLN 21 million.

The main reason for the deterioration in the company's result in the last quarter 2024 is the update in the budget of S19 Rzeszów Południe – Babica project. The budget was deteriorated due to the extension of the contract completion date caused by the appearance of natural gas - methane in the tunnel axis and other circumstances not directly attributable to the company.

At the same time, the Company informs that the presented financial data may differ from the data that will be presented by the Company in the consolidated and separate financial statements for 2024 after audit by a statutory auditor.