THESSALONIKI WATER AND SEWAGE COMPANY SA

REPLACEMENT MEMBER BOARD

PRESS RELEASE

Mr. Panagiotis Gogos has been voted by the Board of Directors of EYATH S.A. in the 06/04/2017 meeting, as an independent non-executive member of the BoD, to replace Mr. John Antoniades, who resigned. Mr. Panagiotis Gogos is an economist and after BoD's decision, the Chairman of the Internal Audit Committee of the company, which is composed of Mr. Panagiotis Gogos, Ms. Stef. Tanimanidou and Ms. Evd. Petridi.