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ATHEX
Hellenic Exchanges-Athens Stock Exchange S.A. (ATHEX) is the parent company of the Athens Exchange Group, which encompasses two subsidiary companies: ATHEXCLEAR and ATHEXCSD. ATHEX operates the markets for equities, derivatives, and bonds, offering a range of services including trading, clearing, settlement, and registration, along with data and IT services. Additionally, it holds shares in the Energy Exchange, the Kuwait Stock Exchange, and the Belgrade Stock Exchange.

CORPORATE SOCIAL RESPONSIBILITY
At the Athens Stock Exchange, Corporate Social Responsibility is more than a commitment—it's our way of fostering sustainable growth and ensuring that our business practices positively impact society and the environment.
Corporate Governance
At the Athens Stock Exchange, we closely follow global trends in corporate governance, adopting best practices to promote a transparent, responsible, and sustainable framework that fosters investor trust.

Organizational Structure
Organizational Chart | Download PDF![]() |
Board of Directors
Αthens Stock Exchange is currently managed by a Board of Directors consisting of eleven (11) members elected by secret ballot by the General Meeting of Shareholders. The BoD was elected by the Annual General Meeting of the shareholders of the Company on 8.6.2023 for a three year term, which is prolonged de jure until the Annual General Meeting of shareholders which will be held or called to a meeting after the end of its term of service.
FULL NAME | POSITION |
George Handjinicolaou | Chairman, Independent Non-executive Member |
John Costopoulos | Vice Chairman, Independent Non-executive Member |
Yianos Kontopoulos | Chief Executive Officer (CEO), Executive Member |
Konstantinos Vassiliou | Independent Non-executive Member |
Dimitrios Dosis | Independent Non-executive Member |
Giorgos Doukidis | Independent Non-executive Member |
Polyxeni Kazoli | Independent Non-executive Member |
Theano Karpodini | Independent Non-executive Member |
Nicholaos Krenteras | Independent Non-executive Member |
Spyridoula Papagiannidou | Independent Non-executive Member |
Thomas Zeeb | Independent Non-executive Member |
Management Team
FULL NAME | POSITION |
Yianos Kontopoulos | Chief Executive Officer (CEO) |
Nick Koskoletos | Chief Financial & Issuers Relations Officer (CFO) |
Nikos Porfyris | Chief Operating Officer (COO) |
Julia Doukaki | Chief of Staff |
Theodoros Zarros | Chief Technology Officer (CTO) |
Georgia Mourla | Chief Internal Audit Officer (CIAO) |
Lillian Georgopoulou | Chief Issuers Relations Officer, Deputy Chief Officer |
Alexandros Karagiannidis | Group Chief Risk Officer (GCRO), Deputy Chief Officer |
Kostas Karanassios | Chief Post-Trading Services & Issuers Support Officer, Deputy Chief Officer |
Stavros Cosmetatos | Chief Human Resources & Administrative Support Officer, Deputy Chief Officer |
Anastasia Bikou | Chief Sales & Business Development Officer, Deputy Chief Officer |
Smaragda Rigakou | General Counsel, Chief Legal, Regulatory & Compliance Officer, Deputy Chief Officer |
Katerina Karampampa | Chief Communication & Marketing Officer, Head of Unit |
Useful Files
TITLE | DOWNLOAD |
Articles of Association | Download PDF![]() |
Athens Exchange Rulebook | Download PDF![]() |
Alternative Market (EN.A.) Rulebook | Download PDF![]() |
Board Members' Suitability Policy | Download PDF![]() |
Committees of the Board of Directors
The Board of Directors is supported in its duties by various Committees. The BoD delegates some of its responsibilities to these Committees and approves their composition and operating rulebooks, with the exception of the Audit Committee, whose members are elected by the General Meeting.
