Signing of Annexes to the Agreements with Bank Ochrony Środowiska S.A.

The Management Board of Polimex-Mostostal S.A. with its registered office in Warsaw at ul. Czackiego15/17, with reference to the current report No. 42/2010 dated 6 July 2011 informs that on 8 December 2011 it signed with Bank Ochrony Środowiska S.A. the following Annexes:

1)    Annex No. 4 to the Agreement setting an exposure limit in the form of the revolving line for issuing bank guarantees reducing the exposure limit from PLN 120,000,000.00 (in words: one hundred twenty million zlotys) to the amount of PLN 100,000,000.00 (in words: one hundred million zlotys).

2)    Annex No. 10 to the current account credit Agreement, increasing the amount of granted credit from PLN 30,000,000.00 (in words: thirty million zlotys) up to the amount of PLN 50,000,000.00 (in words: fifty million zlotys).

Collaterals and the value of commission have been defined on arm’s length basis.

The value of the Issuer's equity capital has been assumed to be the criterion for considering the Contract to be material.