The Biggest Companies in Greece by Market Capitalisation

As of March 27, 2023, with its market capitalisation of $6.02 billion, Hellenic Telecommunications Organisation S.A. (OTE Group) is the most valuable company in Greece, according to the CEOWORLD magazine.

The list places OPAP (Greek Organisation of Football Prognostics SA) as the second most valuable company in Greece, towering at a $5.67 billion valuation, followed by EUROBANK ERGASIAS SERVICES AND HOLDINGS S.A. with a market cap of $4.75 billion, NATIONAL BANK OF GREECE S.A. with a market cap of $4.28 billion, and MYTILINEOS S.A. with a market cap of $3.68 billion.

Market cap (i.e., market capitalization) is an essential metric in ascertaining the comparative value of firms concerning trading opportunities. We have used the latest market cap data published by the New York Stock Exchange (NYSE), the London Stock Exchange, or other most prominent global stock exchanges to rank the companies.

In the latest CEOWORLD magazine ranking of the companies, PUBLIC POWER CORPORATION S.A. ranks sixth with a market cap of $3.11 billion, and ALPHA SERVICES AND HOLDINGS S.A. ranks seventh with a market cap of $2.75 billion. JUMBO S.A. ranks eighth in the list, with a market cap of $2.73 billion; meanwhile, MOTOR OIL HELLAS CORINTH REFINERIES S.A. ranks ninth with a market cap of $2.6 billion, and PIRAEUS FINANCIAL HOLDINGS S.A. ranks tenth with a market cap of $2.52 billion.

Ranked: Biggest Companies in Greece by Market Capitalization

1. Hellenic Telecommunications Organisation S.A. (OTE Group): $6.02 billion (Michael Tsamaz – Chairman & CEO)
2. OPAP (Greek Organisation of Football Prognostics SA): $5.67 billion (Jan Karas – Chief Executive Officer)
3. EUROBANK ERGASIAS SERVICES AND HOLDINGS S.A.: $4.75 billion (Fokion Karavias – Chief Executive Officer)
4. NATIONAL BANK OF GREECE S.A.: $4.28 billion (Pavlos Mylonas – Chief Executive Officer)
5. MYTILINEOS S.A.: $3.68 billion (Evangelos Mytilineos – Chairman and CEO)
6. PUBLIC POWER CORPORATION S.A.: $3.11 billion (Georgios Stassis – Chairman and CEO)
7. ALPHA SERVICES AND HOLDINGS S.A.: $2.75 billion (Vassilios E. Psaltis – Chief Executive Officer)
8. JUMBO S.A.: $2.73 billion (Konstantina Demiri – Chief Executive Officer)
9. MOTOR OIL HELLAS CORINTH REFINERIES S.A.: $2.60 billion (Vardis J. Vardinoyannis – Chairman; Yannis V. Vardinoyannis – Vice Chairman and Managing Director; Petros Tzenibei Tzannetakis – Deputy Managing Director and Chief Financial Officer)
10. PIRAEUS FINANCIAL HOLDINGS S.A.: $2.52 billion (Christos Megalou – Chief Executive Officer)
11. HELLENIQ ENERGY HOLDINGS S.A.: $2.39 billion (Andreas Shiamishis – Chief Executive Officer)
12. PRODEA REAL ESTATE INVESTMENT COMPANY SA: $2.36 billion (Artistotelis Karytinos – Chief Executive Officer)
13. TERNA ENERGY S.A.: $2.28 billion (Emmanuel Maragoudakis – Chief Executive Officer)
14. TITAN CEMENT INTERNATIONAL SA: $1.13 billion (Dimitri Papalexopoulos – Chairman; Michael Colakides – Managing Director and Group CFO)
15. GEK Terna Holding Real Estate Construction: $1.11 billion (Peristeris Georgios – Executive BoD Member, Chairman of the BoD and Chief Executive Officer)
16. LAMDA DEVELOPMENT S.A.: $1.05 billion (Odisseas Athanasiou – Chief Executive Officer)