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Lawyers

Guillaume Seligmann

Guillaume Seligmann

Work Department

Information Technology

Position

Guillaume Seligmann, GUILLAUME SELIGMANN is in charge of the Technology practice of the firm. He is active in all the main domains of technology law (IT law, Internet law, and Core Tech), advising his clients on a wide range of transactions, disputes, and regulatory issues, both in France and internationally. Throughout his two decades of professional practice in major French and Anglo-Saxon law firms, Guillaume has advised a clientele of tech industry players, large corporations, and SMEs in all areas of technology.

The Technology team has built very broad sectoral expertise, which covers:

– IT law (IT systems, software, services, outsourcing),

–  Internet law (e-Commerce, platforms, Big Data, Ad-tech, personal data, cyber security), and

– Core Tech (artificial intelligence, blockchains and cryptoassets, Fin-tech, telecoms, robotics, renewable energies and Smart Grid)

Guillaume has been recognized for many years as one of the leading experts in his field by the main French and international legal guides: Chambers&Partners, Legal 500, Best Lawyers, Who’s Who Legal, Décideurs.

Career

Since 2025 — Hoche Avocats 2022-2024 — Ayache 2016-2022 — Cohen & Gresser 2007-2016 — Cotty Vivant Marchisio & Lauzeral 2000-2007 — Kahn & Associés

Languages

French / English

Education

— Lecturer at HEC (MBA program) — LLB - King’s College London — Master in private law, University of Paris I Panthéon-Sorbonne
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