Management Board of Mostostal Warszawa S.A. ("Company") informs that on 10 March 2020 the Company concluded with Credit Agricole Bank Polska Annex no. 13 ("Annex") to the Guarantee Facility Agreement from 14 December 2015. ("Agreement")

The following changes have been introduced under the Annex to the Agreement:

• the value of the maximum available line was increased to PLN 66.50 million, which includes PLN 6.50 million for guarantees issued for liabilities of AMK Kraków S.A., a subsidiary of Mostostal Warszawa (100% of the share capital).
• The availability period of bank guarantees is till 30 June 2020,
• additional security for the guarantee line has been established in the form of a registered pledge on the Company's account kept by Credit Agricole Bank Polska.
• The maximum validity period of bank guarantees is valid until the date:

- 30 December 2020 for tender guarantees,

- 30 June 2025 for advance payment guarantee,

- 30 June 2030 for the guarantee of good workmanship and guarantee of removal of defects and faults

- 31 August 2023 for guarantees issued for liabilities of AMK Kraków SA

The remaining terms and conditions of the agreement do not differ from those commonly used for this type of agreements.