It is announced herewith that in implementation of the decisions of the Board of Directors, Mr. Spyros Kapralos, Chief Executive Officer of Hellenic Exchanges Holding S.A. (HELEX), has assumed all the executive competences related to the Management of the Companies of the Group (Hellenic Exchanges Holdings S.A. (HELEX), Athens Exchange S.A. (ATHEX), Central Securities Depository (CSD), Athens Derivatives Exchange Clearing House (ADECH) and Thessaloniki Stock Exchange Center (TSEC). Specifically:

The Board of Directors of Hellenic Exchanges Holding S.A. (HELEX) has appointed its executive and non executive Members and was constituted into a body as follows:
Georganas Jacob, Chairman, non Executive Member,
Kapralos Spyros, Chief Executive Officer, Executive Member,
Theodoropoulos Spyros, Vice-Chairman, non Executive Member,
Apergis Nikolaos, Independent non Executive Member,
Giannopoulos Marinos, non Executive Member,
Drougas Vassilios, non Executive Member,
Kaminaris Antonios, non Executive Member,
Karamouzis Nikolaos, non Executive Member,
Mpeis Nikolaos, non Executive Member,
Mylonas Nikolaos, Independent non Executive Member,
Moraitakis Alexandros, non Executive Member,
Pehlivanidis Ioannis, non Executive Member,
Spanos Christos, non Executive Member.

The Board of Directors of the Athens Exchange S.A. (ATHEX) has appointed its executive and non executive Members and was constituted into a body as follows:
Kapralos Spyros, Chairman, Executive Member,
Lazaridis Socrates, Vice-Chairman, Executive Member,
Skafidas Elias, Independent, non Executive Member,
Drakos Panayotis, non Executive Member,
Kourtalis Eleftherios, Independent, non Executive Member,
Pentedekas Konstantinos, non Executive Member,
Rizos Dimitrios, non Executive Member

The Board of Directors of the Central Securities Depository S.A. (CSD) was constituted into a body as follows:
Pantalakis Theodoros, Chairman,
Kapralos Spyros, Chief Executive Officer, Spanos Christos, Vice-Chairman,
Mylonas Georgios, Member,
Pentedekas Konstantinos, Member,
Tantis Konstantinos, Member,
Tzakou-Labropoulou Helen, Member

The Board of Directors of the Athens Derivatives Exchange Clearing House S.A. (ADECH) was constituted into a body in the following way:
Kapralos Spyros, Chairman,
Papoutsis Georgios, Vice-Chairman,
Galiakis Georgios, Member,
Georgiou Georgios, Member,
Karaiskakis Dimitrios, Member,
Kezos Nikolaos, Member,
Lazaridis Socrates, Member,
Levi Ampis, Member,
Tsadaris Athanasios, Member.

Finally, the Board of Directors of the Thessaloniki Stock Exchange Center (TSEC) was constituted into body as follows:
Kapralos Spyros, Chairman and Chief Executive Officer,
Lazaridis Pavlos, Vice-Chairman,
Antoniadis Hristodoulos, Member,
Bakatselos Dimitrios, Member,
Pervanas Georgios, Member,
Takas Vassilios, Member,
Trikoukis Emmanuel, Member.