Stéphane joined the tax department of CMS Francis Lefebvre Avocats as a partner in June 2003. He has been advising French and foreign multinationals in the area of international tax and transfer pricing for 30 years. He has been involved in several significant projects in international restructuring, global transfer pricing planning, supply chain projects, French and foreign transfer pricing documentation and international controversy (including competent authorities, arbitration procedures and APAs). He heads the CMS tax practice group and is a member of the Supervisory Board of the CMS Francis Lefebvre Avocats.
Before joining the firm, he was a tax partner with Ernst & Young where he headed the French transfer pricing practice and was a member of E&Y global advisory committee for transfer pricing. He spent five years in New York at the international tax services of the firm, where he was responsible for the French tax desk, assisting French and US clients involved in cross-border transactions.
Stéphane was the national reporter for the e-commerce topic at the 2001 IFA Congress and a panellist at the 2007 IFA Congress on Cost Sharing Agreements. He was a "special witness" during the 2012 IFA Conference in Boston concerning the OECD transfer pricing report on intangibles. He is a board member of the Chartered Institute of Taxation, European branch.
He is a frequent contributor to various French and international tax journals. He has co-authored three books on transfer pricing: Prix de Transfert, Editions Francis Lefebvre (2016); Guide to International Transfer Pricing, Kluwer (2011); and Transfer Pricing Manual, Bloomberg BNA (2008). He lectures on transfer pricing at the University of Burgundy in Dijon. He co-developed, for the Chartered Institute of Taxation, the transfer pricing syllabus for the advanced diploma in international tax and teaches at the exam preparation course. He is a Permanent Member of the editorial board of Tax Management International Forum, Bloomberg BNA.
Stéphane graduated from the Paris Institute of Political Studies in 1986 and obtained a Maîtrise and a DESS in business and tax law from the University of Paris V (1985). A native French speaker, he is also fluent in English.