Mr Spiros Tassis > POTAMITISVEKRIS > Athens, Greece > Lawyer Profile
POTAMITISVEKRIS Offices
11 Omirou Str
10672, Athens
Greece
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Mr Spiros Tassis
Work Department
TMT & DATA PROTECTION
Position
Partner
Career
Spiros, a well-established lawyer with a rich background that spans over 25 years, has been one of the pioneers in the legal domain of TMT, data protection, and privacy in Greece. His expertise encompasses a range of complex projects related to data, digital technologies, and transformational tech initiatives, including cutting-edge areas like artificial intelligence and data post-processing. He holds an LL.B. from the law school of the National and Kapodistrian University of Athens and an LL.M. (TMT & Privacy) from the University of Strathclyde, Glasgow, UK. He is admitted to the Supreme Court.
He is a Scientific Partner of the Department of Applied Informatics at the University of Macedonia and a participating expert in the “Standing Committee on Personal Data Law” and the “Committee on Artificial Intelligence in Justice” of the Ministry of Justice. He is also the Chairman of the Hellenic Data Protection and Privacy Association (www.dataprotection.gr), a founding member of the Greek IAPP KnowledgeNet chapter, and a member of the Board of the European Federation of Data Protection Officers (EFDPO).
Spiros’ expertise cuts across various industries including shipping, banking, IT services, telecommunications, consumer goods, mass media, online platforms, and health services, focusing on data compliance, cybersecurity, and emerging tech trends. He has also contributed significantly to public sector advancements, particularly in the realms of NIS 1 and NIS 2 Directives implementation, FTTH network deployment, and impact assessments for critical eGov services. Prior to his private practice he has served as Chief Legal Counsel at Cosmoline S.A./DEMCO and Corporate Legal Counsel at Vodafone Greece.
Languages
Greek English French
Memberships
Athens Bar Association, 1999
Supreme Court, 2010
Education
LL.B. from the law school of the National and Kapodistrian University of Athens (1996)
LL.M. (TMT & Privacy) from the University of Strathclyde, Glasgow, UK (2000)
Lawyer Rankings
Greece > Intellectual property
Displaying extensive expertise in filing EU trade mark applications and dealing with complex counterfeit claims before the Supreme Court, POTAMITISVEKRIS is routinely praised for its ‘business and solution-oriented’ approach by domestic and global clientele. From Athens, Xenophon Paparrigopoulos and Spiros Tassis co-head the outfit, each specialising in IP disputes, competition law issues, and data privacy proceedings. Panagiota Kelali is a data protection expert, Aimilios Stragalinos focuses on copyright and related rights matters, while both Dimitra Iordanidou and Sofia Tsipouridi–Paraskevopoulou are also highlighted as key.
Greece > TMT
Spearheaded by the ‘very collaborative’ trio of Spiros Tassis, Xenophon Paparrigopoulos, and Alexandros Kortesis, POTAMITISVEKRIS consistently provides advice on all aspects of AI, blockchain, and cybersecurity regulation. The team’s knowledge of data protection and GDPR compliance is extensive, with Tassis regularly overseeing projects relating to digital and transformational tech, while Paparrigopoulos mainly focuses on IP and competition law issues. Kortesis concentrates on the healthcare and retail sectors, and the ‘very professional, passionate’ Panagiota Kelali is an expert in privacy affairs and emerging technologies. Fay Karkantzou and Aimilios Stragalinos are also cited as integral team members.
Lawyer Rankings
Top Tier Firm Rankings
- Banking, finance and capital markets
- Commercial, corporate and M&A
- Dispute resolution
- Employment
- Energy
- EU and competition
- Intellectual property
- Projects and privatisation
- Real estate and construction
- Restructuring and insolvency
- Tax
- TMT
- White-collar crime