Discover ATHEXGROUP
At Athens Exchange Group, we focus on providing efficient and transparent market infrastructure that supports the Greek capital market. Embracing a vertically integrated model, we seamlessly integrate listing, trading, post-trading, data provision, and IT services, consolidating our commitment to customer-centricity.

CORPORATE GOVERNANCE
We are unwavering in our commitment to complying with Corporate Governance rules and best practices, adhering to the highest international standards.
Our Mission & Values
Championing Growth

Championing Growth
Focus on Results

Focus on Results
Fostering Innovation

Fostering Innovation
Promoting Collaboration

Promoting Collaboration
Commitment to People

Commitment to People
Championing Growth

Championing Growth
Focus on Results

Focus on Results
Fostering Innovation

Fostering Innovation
Promoting Collaboration

Promoting Collaboration
Commitment to People

Commitment to People
Our Operations
ATHEXGROUP operates the Greek Capital Market, offering trading services for equities, derivatives, bonds, and ETFs; performing clearing and settlement services, maintaining the registry of securities, and providing services for market and energy exchanges, in full alignment with international practices and the European regulatory framework.
The issuance of shares and bonds and their listing on our markets provide companies with essential access to capital for their growth. At ATHEX, we operate two markets for the trading of shares and bonds: the Main or Regulated Market and the Alternative Market (EN.A).

We operate the organized markets for stocks, derivatives, bonds, and ETFs, providing a robust infrastructure that ensures transparency, reliability, and efficiency in trading activities.

We offer a comprehensive suite of value-added post-trade services for issuing companies, members, and investors. Our mission is to ensure automated, reliable, and efficient services that align with international best practices, providing an optimal experience for all stakeholders.
Learn More About ATHEXCLEAR Services
Learn More About ATHEXCSD Services

Private and professional investors heavily rely on accurate and timely market information and data to make well-informed investment decisions. At Athens Stock Exchange, we not only recognize this critical need but also leverage our data assets to empower informed decision-making among our stakeholders.

Our technical infrastructure and expertise form the backbone of the Athens Exchange Group, allowing us to deliver a comprehensive range of digital technology solutions and services that support both our internal operations and the operations of our clients in Greece and abroad.

At Athens Exchange Group, we actively promote financial literacy and support our ecosystem by offering specialized training seminars through ATHEX Academy.

Shaping Greece's Financial Landscape
With a rich history spanning over a century, the Athens Stock Exchange has played a pivotal role in shaping the evolution of the Greek Capital Market, navigating through a series of significant events and developments.

Corporate Social Responsibility
At ATHEXGROUP, we view Corporate Social Responsibility as a vital expression of our commitment to societal well-being. Emphasizing key areas such as the environment, human rights, education, and sustainable development, our policies and programs aim to foster positive impacts.

Organizational Structure
Organizational Chart | Download PDF![]() |
Board of Directors
ΑΤΗΕΧ 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 Officer, Chief of Staff |
Theodoros Zarros | Chief Technology Officer (CTO) |
Georgia Mourla | Chief Internal Audit Officer |
Lillian Georgopoulou | Deputy Chief Issuers Relations Officer |
Alexandros Karagiannidis | Group Chief Risk Officer |
Kostas Karanassios | Deputy Chief Post-Trading Services & Issuers Support Officer |
Stavros Cosmetatos | Deputy Chief Director of Human Resources & Administrative Support |
Anastasia Bikou | Deputy Chief Sales & Business Development Officer |
Smaragda Rigakou | General Counsel, Chief Legal, Regulatory & Compliance Officer |
Athens Exchange Group holds a range of certifications related to data security, quality management, and business continuity.