Leading Law Firm in Artificial Intelligence Law

Artificial intelligence (AI) law: a constantly evolving legal framework
Artificial intelligence is transforming economic models and practices. The development of AI is creating major challenges for companies in terms of regulation, intellectual property, data protection and compliance with competition rules.
AI law: our expertise at the service of businesses
FAJGENBAUM has become a key player in AI law, due to a multidisciplinary and passionate team recognized for its expertise in regulatory issues and complex litigation.
Defense of rights holders:
Defending the interests of rights holders against the doings of generative AI language models that reproduce and exploit their protected works and data without consent.
Contractual adaptations:
Inclusion of clauses relating to opt-out and refusal of the use of works for the purpose of training generative AI in intellectual property contracts.
Strategic support:
Customised advice and support for businesses in implementing the requirements set out in the European AI Act.
Introduction and compliance offer:
Adapting to the AI Act requires a proven methodology that can be tailored to each company.
FAJGENBAUM offers a structured approach in three key steps.
AI Law: Tailored Approaches for Complex Issues
Intellectual property law:
Actions related to the use of protected data in algorithms or the creation of AI-generated work.
Data protection:
Management of CNIL compliance issues for companies using AI solutions.
Competition law:
AI Law: Our Dedicated Team by Your Side
Fabienne FAJGENBAUM

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Voici la traduction complète et fluide en anglais, adaptée à un contexte professionnel :
Founding Partner of FAJGENBAUM, Fabienne Fajgenbaum has led the firm’s Intellectual Property, Competition, and Sports Law departments for over 40 years.
With dual academic and practical expertise, she has taught for many years in Sports Law Master’s programs at prestigious institutions, including the Centre for Sports Law and Economics (CDES) in Limoges, and the law faculties of Paris I Panthéon-Sorbonne and Paris II Panthéon-Assas.
She is the author of numerous publications on current legal issues in sports, featured in leading journals such as JuriSport, Propriété Industrielle, Sports Law Review, and Sponsoring.fr. She also co-authored the French section of the Study on Sports Organisers’ Rights in the European Union (ASSER Institute for the European Commission, 2014), the chapter Marques sportives et droit (LexisNexis, 2023), and the Legal Glossary of Stadium Rights (Dalloz, 2024).
Thibault LACHACINSKI

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A member of the Paris Bar since 2006 and holder of the Intellectual Property Law specialization certificate, Thibault Lachacinski is a partner at FAJGENBAUM. He advises and represents clients in both advisory and litigation matters before national and European courts, particularly in intellectual property law, competition law, and sports law.
Thibault Lachacinski provides ongoing support to sports federations, local authorities, and companies in the protection and promotion of their rights.
He is the co-author of the Study on Sports Organisers’ Rights in the European Union (ASSER Institute, 2014), several publications for WIPO, and the LexisNexis chapters Motifs relatifs de refus – Noms de personnes morales de droit public (2022) and Marques et sport (2023), co-written with Fabienne Fajgenbaum. He is also a regular speaker in academic and professional training programs, including at the French National School for the Judiciary (ENM), the CDES in Limoges, and Paris I Panthéon-Sorbonne (Master in Sports Law).
Judith HARARI

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With solid experience in criminal law and civil and commercial litigation, Judith Harari leverages her cross-disciplinary expertise to address the complex issues faced by the firm’s clients. She is particularly involved in litigation concerning individuals, whether to initiate legal proceedings or to ensure their defense.
Raimbaut LACOEUILHE

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With a career in multidisciplinary law firms, Raimbaut Lacoeuilhe is recognized for his cross-disciplinary expertise in economic law.
From preparing a complaint to resolving the dispute, he supports his clients at every stage of investigative proceedings, while defending their interests before French and European authorities and courts. He is also involved in compensation-related litigation, whether arising from or independent of a sanction decision, ensuring the protection of his clients’ rights and financial interests.
Thanks to his experience with complex strategic transactions, he provides effective guidance in notification procedures and negotiations with the relevant authorities. He frequently works alongside transactional teams to help ensure the success of these sensitive projects.
Combining technical rigor with a strong understanding of economic challenges, Raimbaut Lacoeuilhe designs solutions tailored to the specific needs of his clients while anticipating regulatory developments.