Franck Le Mentec is the head of the firm’s French Tax practice and a partner in the Paris office. His practice focuses on cross-border taxation, both for multinational enterprises and private clients. He has substantial experience in inbound and outbound transactions and represents his tax controversy clients in front of the French tax administration and the French Courts. He also advises on mergers and acquisitions, transfer pricing, real estate taxation, and corporate tax matters. He counsels his private clients in their investments into and out of France, plans their immigration or expatriation from France, and advises them on all aspects of their asset management, including international family tax planning.

Franck often speaks at international conferences, including the International Fiscal Association and Confédération Fiscale Européenne. His practice has been recognized in the “highly notorious” category of the Décideurs Tax Guide 2015 as well as in The Legal 500, where he was also recognized as a Leading Individual for Tax – Transfer Pricing and International Tax.

Prior to joining the firm, Franck was a tax partner at Cotty Vivant Marchisio and Lauzeral. Previously, he practiced in the London and Paris offices of PricewaterhouseCoopers. He received his Master’s Degree in Business and Tax Law from the University of Lyon III, and currently teaches international taxation at the University of Paris I – Sorbonne.

Franck Le Mentec is the head of the firm’s French Tax practice and a partner in the Paris office. His practice focuses on cross-border…


University of Lyon III (D.E.S.S., Business and Tax Law / D.J.C.E., Diplôme de Juriste Conseil d’enterprise, 2002).

Bar Admissions


Activities and Affiliations

Vice President, French Board of the International Fiscal Association

Member, Advisory Board of IBFD

Cohen & Gresser is pleased to announce that its Paris office has once again been recognized in The Legal 500’s 2021 Europe, Middle East, and Africa (EMEA) guide for its work in six practice areas: Commercial Litigation, Compliance, Employment, IT and Internet, Stock Market Litigation, and Tax. These practices were identified as “providing the most cutting edge and innovative advice to corporate counsel.” Clients recognized C&G as “extremely agile and user-friendly” and highlighted the firm’s “professionalism” and “pragmatic approach” when handling their most complex matters.

Dalenys, a fintech company based in France, was recently sold to Natixis for 160 million EUR. Cohen & Gresser's Paris team advised Dalenys throughout the transaction. The following French news outlets covered the story:
Eiffel Investment Group, an alternative asset investor specializing in European credit and equities and a subsidiary of Cohen & Gresser client, the Impala Group, has reached a deal to acquire 100% of the ownership of Alto Invest, an independent asset management firm specializing in European small and mid-cap companies. Franck Le Mentec advised Impala on the tax aspects of the deal, while Angéline Duffour and Anna Milleret-Godet advised on the labor law aspects of the deal.
We are pleased to announce that Cohen & Gresser's Paris office has been recognized in The Legal 500's 2016 France guide for its work in three separate practice areas:  Mergers and Acquisitions; Employment; and IT, Telecoms, and the Internet. The Legal 500 also noted Cohen & Gresser's growth in Paris over the course of 2015 in its overview of the French legal market. The Legal 500 analyzes the capabilities of law firms across the world.  Its rankings highlight "practice area teams who are providing the most cutting edge and innovative advice to corporate counsel."
Cohen & Gresser advises The Royal Bank of Scotland, Dexia Crédit Local, and Bouygues Energies & Services FM France in the sale of their equity and shareholder loans in French company Théia

This article disccusses new incentives for small businesses in France. C&G's Angéline Duffour and Franck Le Mentec weigh in on the tax and employment incentives France is offering to promote the creation of companies.

Note: Article is in French 

Several prominent French publications covered the arrival of tax attorneys Franck Le Mentec and Fanny Karaman to the firm's Paris office. Click on the followng links to be redirected to the full story:


Cohen & Gresser is pleased to announce the expansion of the firm's tax practice, as partner Franck Le Mentec and associate Fanny Karaman have joined our Paris office. Mr. Le Mentec will head the firm's French tax practice. He was previously a tax partner at Paris firm Cotty Vivant Marchisio & Lauzeral and, before that, practiced in the London and Paris offices of PricewaterhouseCoopers.

- Read English announcement 

- Read French announcement

Dans cette article, Franck Le Mentec discute l’année fiscal 2016 du Royaume-Uni, avec un accent particulier sur l'augmentation des investissements, les nouvelles mesures anti-abus et les impacts du Brexit sur la fiscalité au Royaume-Uni et dans les pays partenaires.

(In this article, Franck Le Mentec discusses the 2016 fiscal year for the United Kingdom, with particular focus on the strengthening of measures to increase investment attractiveness, the introduction of new anti-avoidance measures, the conclusion of new tax treaties, the jurisprudential reconsideration of management packages, and the impacts of Brexit on taxation in both the United Kingdom and partner countries.)

C&G Partner Franck Le Mentec authored the chapter “The Concept of Excess in Tax Law,” in the recent edition of Les Mélanges juridiques dedicated to the University of Rennes Professor Henri Hovasse.

C&G Partner Franck Le Mentec has co-authored La construction européenne en droit des affaires: acquis et perspectives (The Integration of European Business Law:  Policy and Practice).  With a preface by former French President Valéry Giscard d’Estaing, the study examines existing EU law in the realm of business, and discusses possible areas for expanded integration. 

C&G Partner Franck Le Mentec authored "Notion de siège de direction: une décision insatisfaisante" (The Notion of Effective Place of Management: An Unsatisfactory Decision) for edition n. 20 of Revue de Droit Fiscal (Tax Law Review) on recent jurisprudence regarding corporate tax based on effective headquarters and permanent establishment in France.  

In this article, Paris partner Franck Le Mentec discusses the important aspects of  tax law in the context of sports, citing two recent French case laws.


*Note: Article in French



C&G Partner Franck Le Mentec co-authored "FACTA: en sursis?" ("FACTA: On Borrowed Time?"), for edition n. 49 of Revue de Droit Fiscal (Tax Law Review) regarding the Foreign Account Tax Compliance Act (FACTA) and its role in global efforts to combat tax evasion.  

Le programme portera sur les conséquences juridiques et fiscales dans le pays de situation de l’immeuble et le pays de résidence de l’investisseur, ou encore le pays dont il est ressortissant.  

The program will address legal and tax issues in the country where the property is located, as well as in the investor's country of residence or country of nationality.  

*Program is in French

Dans ce programme, Franck Le Mentec portera sur les questions suivantes : Quel avenir des spécificités françaises en matière de fiscalité des groupes dans une perspective globale?  Quel est le rôle de la fiducie patrimoniale face à l’assurance vie? 

In this conference, Franck Le Mentec will address the following topics : What is the future of the French group tax policy system from a global perspective? What is the role of the financial trust as opposed to life insurance?

*Program is in French

Dans cette “Matinée Fiscale,” Franck Le Mentec portera sur les thèmes suivants : l’étendue des obligations déclaratives, la problématique des sanctions et de la solidarité prévue, le trust et ISF, le trust et échanges d’informations, le trust et article 123-bis du CGI, et les conséquences de la jurisprudence Wildenstein.

In this “Fiscal Morning” program, Franck Le Mentec will address topics related to the scope of reporting requirements, sanctions and the solidarity clause, trusts with respect to the Solidarity Tax on Wealth, exchanges of information, and Article 57 of the General Tax Code, and the consequences of the Wildenstein jurisprudence. 

*Program is in French

Held in San Fransisco in cooperation with BusinessFrance, BPI France, and Munger, Tolles & Olsen LLP. 

Actionnariat salarié et épargne salariale: opportunités offertes par la loi Macron

La loi du 10 juillet 2015 pour la croissance, l'activité et l'égalité des chances économiques a introduit des aménagements techniques concernant la mise en place de plans d'Attribution Gratuite d'Actions. Cette loi présente également un assouplissement des conditions d'éligibilité des sociétés aux BSPCE ("Bons de Souscription de Parts de Créateur d'Entreprise") et simplifie certaines règles relatives à l'épargne salariale. 

Au cours de cette Matinale, seront abordés :

  • les modifications juridiques et fiscales concernant l'émission d'actions gratuites, de BSPCE et les dispositifs d'épargne salariale (participation, intéressement et Perco)
  • les modifications apportées au traitement fiscal et social de ces dispositifs
  • les impacts de la réforme sur la situation des bénéficiaires non-résidents et des plans étrangers bénéficiant à des résidents français
  • la revue des aspects juridiques et pratiques à intégrer pour l'émission de nouveaux plans conformes aux conditions de la Loi Macron