Conclusion of an annexe to the significant contract 
Current report no : 11/2010 
Report date : 4/2/2010 
Abbreviated name : Ciech SA 
Subject : Conclusion of an annexe to the significant contract 
Legal basis : Article 56 section 1 clause 2 of the Public Offering Act – current and periodical information 

Report :
With reference to current report no. 26/2007 dated April 4th, 2007 and current report no. 58/2008 dated August 13th, 2008, the Management Board of Ciech S.A. informs that on April 2nd, 2010 it was informed about execution on March 30th, 2010 of an annexe to the long-term contract for the years 2002-2010 entered into on September 6th, 2002 between Ciech SA and a Morrocan recipient, Maroc Phosphore S.A., governing the terms and conditions of sulphur sales in 2010. The contract value for 2010 accounts for approximately USD 35 million (approximately PLN 100 million, at the average exchange rate of the National Bank of Poland as at the effective date of the contract).The national supplier is KiZChS Siarkopol SA.

Signatures of the Company’s Representatives : Ryszard Kunicki – President of the Management Board