Guillaume Collart

Professional activity · Lawyer, Member of the Paris Bar (admitted in 2011); · Lexing Alain Bensoussan Avocats, Head of the Compliance and Certification department; DPO recommended to lawyers by the CNB (French National Bar Council). Education Certificat d’Aptitude à la Profession d’Avocat (Bar Exam) (2011); Master 2 in Technical Innovation Law (2010); Master 1 in Business Law (2009). Experience Data Protection Compliance: o managing French and international pr...

Founding Partner of BG2V since 2010 – Member of the Paris Bar since 2000​ ​ Experience : BG2V, Former Secretary of the Internship Conference, Gide Loyrette Nouel, Financial Analyst, IBM France Financement.​ ​ Education : Postgraduate degree (DEA) in Criminal Law and Criminal Sciences, University of Paris II Panthéon Assas, Master's degree in Business Law, University of Paris II Panthéon Assas, Graduate of ESSEC.​ ​ Practice areas : Julien practices in civil and commercial ...

Frédéric Sardain leads the IP, Tech & Data practice. His team’s activity covers transactional IP/IT, complex digital projects, strategic litigation as well as data compliance and cybersecurity. He is the author, with Pr. Philippe Gaudrat, of the “Traité de droit civil du numérique” published in 2015 by Larcier (2 volumes), a subject he taught for ten years at the Université Panthéon-Assas (Paris II). He regularly acts as a paneli...

Jean-Renaud Cazali is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Energy Law and Project Finance and Development Practice. Jean-Renaud, who practices law in Paris, France, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jean-Renaud is held by other top lawyers in the same geographic and legal practice area.

Après avoir obtenu un Doctorat de Droit privé à l’Université Paris 2, un Master 2 Assurances à l’Université Paris 2 et un diplôme du Centre d’études et de recherche sur la construction et le logement (CERCOL) à l’Université Paris 2, Bruno Demont a rejoint Karila pour y exercer le droit de la construction et de l’assurance construction en tant que collaborateur, et en est devenu associé. S...

Stéphanie Dumas was made partner in January 2011. She advises companies on all their matters pertaining to mergers & acquisitions, restructurings, business transfers and collective litigation. She co-heads 2 practices of the firm: Restructuring and Management practices. Stéphanie was recognised as 'Best Lawyer 2018 in Employment Law" by Best Lawyers. She graduated from the École des Hautes Etudes Commerciales (HEC), and also holds a Master’s Degree in Business L...

Diane Le Chevallier is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Structured Finance Law. Diane, who practices law in Paris, France, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Diane is held by other top lawyers in the same geographic and legal practice area.

Catherine Saint Geniest has extensive experience in complex real estate transactions such as real estate development contracts, commercial leases or leases in future state of completion. She is also involved in sales transactions, both in the context of deals and litigation. Prior to joining Jeantet in 2013, Catherine was a partner at Rambaud Martel and then at Orrick where she headed the real estate department. Catherine is a former member of the Paris Bar Council, Chartered Surveyor –...

Matthieu Lampel is an M&A partner and a member of the firm's Private Capital industry group. Matthieu advises investment funds on leveraged buyouts, venture capital and development capital transactions, as well as domestic and international clients in a wide variety of M&A transactions. His practice focuses on a broad range of industry sectors, including financial services, healthcare, energy, technology and consumer goods & retail. Matthieu also advises managers in the negotiatio...

Alain Bensoussan created in 1978 a law firm dedicated to technology law and data protection law. His law firm was the first French law firm to be ISO 9002: 1994 certified in 1998. In 2014 he created Association du droit des robots, an association promoting the development of the law of robots. He is the founder and president of Lexing®, the first global network of lawyers specialized in technology law. He has been designated “Lawyer of the Year” in Technology law or Informatio...