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Andersen Legal - Pistiolis - Triantafyllos & Associates Law Firm, Themis Giannakopoulos, Athens, GREECE

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Themis Giannakopoulos

Work +302103626971
Andersen Legal - Pistiolis - Triantafyllos & Associates Law Firm

Work Department

Telecommunications, Media and Technology (TMT), Antitrust, Competition & Regulatory, Corporate & Commercial, European Law


Dr. Giannakopoulos heads the TMT, Antitrust / Competition and Regulatory Practice. He provides qualified strategy, policy, and management over client regulatory matters, TMT, and legal practices. Additionally, he manages representation before national, international, and EU governing bodies regarding complaint pertaining to antitrust and competition matters. Furthermore, he provides consultations on aligning practices with expectations set out by law and company standards. Dr. Giannakopoulos delivers insight on strategies to optimize company positioning and strengthen market dominance while remaining in compliance with existing legal frameworks and requirements.

Dr. Giannakopoulos has also long, extensive, and specific experience in respect of personal data protection and compliance with the relevant regulatory/legislative obligations, gained within the context of his duties, among others, of General Counsel, and Director of Corporate Risk and Compliance, in big Greek and multinational Group of Companies.

Within the context of his professional activities, Dr. Giannakopoulos provides, among others, legal expert counselling in respect of issues pertaining to the legislative and regulatory framework governing personal data protection at national and EU level to Greek and multinational companies carrying out business operations in Greece.


As Senior Counsel and Head of Regulatory at Vodafone Greece (his role prior to joining us), he led a team of 40 which managed the company’s regulatory function.  He was also the regulatory face of the company, interacting with Greek ministries and other regulatory authorities (including supranational EU bodies).

In 2008, Dr Giannakopoulos  was the Chief Legal Counsel and one of the principal negotiators in one of the largest Greek telecoms transactions of recent years: Forthnet’s €500mn acquisition of the satellite platform NOVA, managing the complex obtainment of regulatory approval for the deal.

His experience on the enforcement side of regulation, which includes tenures as internal legal advisor at the National Telecommunications and Posts Commission (EETT) and stagiaire at the EU Commission’s competition arm, gives him remarkable insight into the regulatory process. Responsible for enforcement of competition rules and final decisions regarding e-communications companies, he also helped create the framework for liberalization of the EU telecoms market.


Greek, English, Italian


Athens Bar Association


Law Degree, University of Athens, School of Law, LL.M, University of Kent, Ph.D. on EU Competition Law, European University Institute of Florence



Within: Leading individuals

Themistoklis Giannakopoulos  - Pistiolis - Triantafyllos & Associates

Within: TMT

Pistiolis - Triantafyllos & Associates is 'one of the best law firms in this area' and 'has a deep understanding of the TMT sector and knowledge of the marketplace'. Clients appreciate its 'innovative and practical solutions and high-level regulatory advice in complex issues'. Themistoklis Giannakopoulos is 'an excellent leader who knows how to inspire a team', while fellow practice head Theodore Pistiolis has 'unique sector expertise - you cannot go wrong by choosing him'. Recent highlights include advising Intrasoft on its acquisition and corporate restructuring of WeMetrix, a Swiss-based software company. Other clients include Intracom, Dianko Holdings, and Binary Tree.

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