The Legal 500

Twitter Logo Youtube Circle Icon LinkedIn Icon
Work +30 210 729 5750
Fax +30 210 729 5756

Eleni Papaconstantinou

Work +30 210 7295750
Law Offices Papaconstantinou


Eleni is managing partner of the firm and is active in the areas of commercial, corporate and civil law.


Eleni has extensive experience in M&As, antitrust, unfair competition, distribution, corporate/corporate restructuring, private equity, privatisations, industrial property and litigation. Eleni has successfully handled major complex and diverse transactions as well as large-scale litigation, including litigation before the Greek Supreme Court and the European Court of Justice. Eleni’s long standing relationship with clients has enabled her to acquire a valuable insight which, combined with her solid academic background and her experience at both advisory and litigation level, place her in an ideal position to understand and identify the issues at stake, be proactive and advise on the most efficient strategy to be followed. 

She is author of books and articles in the areas of competition, EU and commercial law and she has been teaching M&A and antitrust at the Athens Laboratory of Business Administration (ALBA), a highly respected professional school in Athens.

In addition to occasionally serving as member of clients’ Boards of Directors, between 2004 and 2015 Eleni has been independent member of the Board of Directors and member of the audit and HR committees of S&B, an industrial minerals company then listed on the Athens Stock Exchange. She is member of the Board of Directors of the Hellenic Foundation for European and Foreign Policy (ELIAMEP).

Eleni has been president of the Harvard Club of Greece for 15 years (1996–2011). In 2012 she was member of the expert committee of the Hellenic Republic Asset Development Fund (TAIPED). Since 2008 she has been member of the investment committee of Alpha Taneo, a Venture Capital Fund managed by Alpha Ventures, a subsidiary of Alpha Bank.


Greek, English, French.


  • Admitted to the Athens Bar in 1982. Qualified to practice before Courts of all instances, including the Supreme Courts.
  • Admitted to the New York Bar in 1982.


Eleni holds a first class honours from the London School of Economics, ranking top in her class, a Master’s Degree from Harvard Law School and a Doctorate (Grande Distinction) from Université Libre de Bruxelles.


Commercial, corporate and M&A

Within: Commercial, corporate and M&A

Law Offices Papaconstantinou has a multi-faceted commercial practice that handles M&A deals, restructurings, joint ventures and general day-to-day advice for clients across a range of industries. Eleni Papaconstantinou leads the team, whose clients include Toyota, Philip Morris International and Dexia Bank.

[back to top]

Dispute resolution

Within: Dispute resolution

Law Offices Papaconstantinou has 'an excellent reputation in the local legal community and the courts' and represents 'able to clearly articulate the peculiarities of Greek law to foreign clients'. The 'always available' lead partner Eleni Papaconstantinou is 'an outstanding lawyer with a fast grasp of the essentials'. Recently, the firm has been representing Papastratos, the Greek arm of Philip Morris International, in extensive litigation following the restructuring of its distribution network.

[back to top]

Back to index

Legal Developments in Greece

Legal Developments and updates from the leading lawyers in each jurisdiction. To contribute, send an email request to