The WATER SUPPLY AND SEWERAGE COMPANY OF THESSALONIKI S.A. (EYATH S.A) according to the provisions of L.3556/2007 (articles 3 (xvi), (bb) and article 21), in combination with the provision of article 11 of the 1/434/3.7.2007 decision of the Stock Exchange Committee, announces that Mr. Laskaridis Ioannis of Leonidas, General Manager, on the 2.1.2008 proceeded with the sale of 1.304 common nominal stocks of the Company, of 9.128,00 euros total value.