Mr Ioannis Filiotis > Lambadarios Law Firm > Athens, Greece > Lawyer Profile

Lambadarios Law Firm
105 62 ATHENS

Work Department

Litigation & Dispute Resolution/TMT and Intellectual Property/Employment


Senior Partner – Head of Litigation and Dispute Resolution


John Filiotis is the senior partner at Lambadarios and heads up our Litigation & Dispute Resolution practice. He is a hugely experienced litigator, having spent more than 40 years representing domestic and international clients at all levels of civil and administrative courts, including the Supreme Court, the Conseil d’Etat and the Court of Justice of the European Union.

John has played a key role in numerous high-profile and pioneering litigation and arbitration cases, including cases that have set new precedents in labor law and intellectual property, particularly in relation to content uploaded to internet platforms.

He is recommended by both Chambers Europe and Chambers Global as a band 1 leading lawyer in Dispute Resolution.


  • Athens Bar Association
  • Greek Union for Arbitration
  • Greek Union of Civil Procedure


  • LLB, School of Law, University of Athens

Lawyer Rankings

Greece > Intellectual property

Demonstrating ‘excellent knowledge’ in the IP sphere, the Lambadarios Law Firm team regularly represents some of Greece’s largest technology platforms in trade mark and publisher’s rights issues. Operating out of Athens, Chara Daouti co-leads the practice, bringing a ‘hardworking spirit’ and extensive data privacy expertise to the group. Fellow co-head Constantinos Lambadarios is an expert in competition law matters, and John Filiotis is an experienced litigator, covering IP rights and liabilities.

Greece > TMT

Headed by two experienced practitioners, Chara Daouti and Constantinos Lambadarios, the Lambadarios Law Firm TMT team has in-depth expertise in GDPR and soft IP matters, acting on behalf of global technology companies and multinational entities. The practice is well equipped to deal with cases related to the illegal disclosure of information belonging to high-profile individuals, with Daouti being an expert in the intersection of employees’ rights and privacy laws. Lambadarios leads the competition and antitrust practice group, while John Filiotis has vast experience in representing clients in IP rights cases. Georgia Bamia and Lilian Tsirigoti are also noted.

Greece > Dispute resolution

(Leading individuals)

John FiliotisLambadarios Law Firm

Showcasing significant expertise in commercial arbitration proceedings, alongside civil and criminal litigation before the Greek courts and the Hellenic Data Protection Authority, the Lambadarios Law Firm team is described as ‘outstanding’. The firm’s dispute resolution lawyers collaborate with other departments, including energy and banking, to handle criminal and regulatory claims. Athens-based practice head Constantinos Lambadarios is a skilled in arbitration, including serving as an ICC arbitrator and accredited mediator, whilst Chara Daouti focuses on IP cases. Harry Karampelis is an expert in white-collar crime cases, Sotiris Dempegiotis is knowledgeable in international arbitration, and George Panopoulos is an expert in the energy sector. Prokopis Dimitriadis and John Filiotis are further names to note.