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Apart from offering expert legal consultancy for local jurisdictions, CMS Francis Lefebvre partners up with you to effectively navigate the complexities of global business and legal environments.

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François Hellio
Partner

François Hellio

Chairman of the Executive Board

Languages
  • French
  • English
  • German
Social media

François Hellio joined CMS Francis Lefebvre in 1990 and became a partner in 2001. He was appointed chairman of the firm's Management Board in 2024.

He practices in tax law and advises clients on all aspects of international taxation with a particular focus on transfer pricing and litigation.

François Hellio advises French and international listed corporate groups and family businesses on financing and structuring their investments, including property investments, in France and other countries. In addition to his core practice, he also advises clients on managing tax litigation.

Backed by more than six years in our Berlin office, he brings in-depth knowledge of Franco-German taxation.

Awards & Recognitions
01
  • Award
    Tax Law - Best Lawyer since 2010
    Best Lawyers

Publications

  • Mennel-Förster – Internationale Unternehmensbesteuerung, co-author: [Chapter on France] François Hellio, Éditions C.H. Beck (Annual update, 2025) 
  • Évolutions récentes de la fiscalité allemande, co-author: François Hellio, Revue de Droit Fiscal, Éditions Francis Lefebvre (January 2025)

Memberships & Roles

  • Chairman of the firm's Management Board (since 2024) 
  • Member of the firm's Advisory Board (2009-2012) 
  • Member of the French Institute of Tax Lawyers (IACF) 
  • Member of the International Fiscal Association (IFA) 
  • Lecturer in international taxation, LLM programme, University of Vienna (2000-2022) 
  • Lecturer, Université de Strasbourg (1993-2020)

Education

  • CAFEP (certificate of aptitude for teaching in the private educational sector) in German (2022) 
  • Graduate, Ecole des Hautes Etudes Commerciales (HEC), (1988)
  • Master’s degree in law, Université Paris I - Panthéon-Sorbonne (1992) 
  • Specialisation in tax law (1994)
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