ANNOUNCEMENT OF RESIGNATION OF A MEMBER OF THE BOARD OF DIRECTORS

Thessaloniki Water Supply & Sewerage Company Co SA announces the resignation of Ms. Marina Kouri from the position of the non-executive member of the Company's Board of Directors.

Following the above resignation the composition of the Board of Directors of the company is the above:

1. Ioannis Krestenitis, President & CEO, executive member
2. Ioannis Papaioanou Vice President A, executive member
3. Styliani Valani, Vice President B, non-executive member.
4. Stephania Tanimanidou, (Independent) non-executive member.
5. Panagiotis Gogos, (Independent) non-executive member.
6. Olympia Latsiou - Chrysafi, non-executive member.
7. Petros Samara, non-Executive Member
8. Georgios Archontopoulos, non-executive member, Employee Representative,
9. Anastasios Sachinidis, non-executive member, Employee Representative.