Nicolas Cys
Partner

Co-founder of La Tour International, Nicolas is the reference tax advisor of private clients, families, entrepreneurs, investors and groups that he assists in managing their issues in a French and international environment.

He has a strong reputation in international tax matters (transfer of tax residence, assistance with exit tax obligations, structuring, holding, transfer and sale of French assets, acquisition and sale of companies, management of income tax, wealth tax, real estate wealth tax and asset transfer issues, assistance to families and companies in their French and international projects).

Nicolas has also developed a strong expertise in regularization and compliance of all tax situations.

Passionate about his work as a lawyer, his partners and clients say that he is human, empathetic and he has very good explaining skills.

Since 2008, Nicolas has been a lecturer at ESSEC Business School in the MS DAIM program (International Business Law and Management) where he lectures on international tax law. He also lectures for the EFE and IFE in seminars and conferences dedicated to asset taxation and international taxation.

Nicolas is member of the International Fiscal Association (IFA), of the Institut des Avocats Conseils Fiscaux (IACF), of the Society of Trust and Estate Practitioners (STEP) and of the Estate Planning Skill Group (EPSG).

Nicolas worked in the international tax department of CMS Bureau Francis Lefebvre for nearly 10 years before founding the law firm La Tour International.

Distinctions

  • 2024 - Best Lawyer droit fiscal
  • 2024 - Incontournable par Décideurs
    Gestion de patrimoine - Fiscalité du patrimoine
  • 2024 - Excellent par Décideurs
    Gestion de patrimoine - Fiscalité du patrimoine : régularisation et contentieux
  • 2023 - Excellent par Décideurs
    Gestion de patrimoine - Fiscalité du patrimoine
    Gestion de patrimoine - Fiscalité du patrimoine : régularisation et contentieux
    Droit fiscal - Contentieux fiscal et assistance à redressement
  • 2023 - Forte notoriété par Décideurs
    Droit fiscal - Fiscalité des groupes internationaux
  • 2023 Sommet du Droit
    Mention Spéciale Fiscalité du Patrimoine
  • 2022 - Sommet du Patrimoine et Performance - Trophée d’Argent
    Meilleur avocat en Fiscalité Patrimoniale

Training

  • MBA from ESSEC Business School (Programme Grande Ecole)
  • DESS (Master 2) in business law and taxation from the University of Paris I Panthéon-Sorbonne
  • LL. M. from the University of Cologne, Germany

Languages

Nicolas assists his clients in French, English and German.

Fiscal Newsletters
Tax Newsletter – September 2025

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax Newsletter – July & August 2025

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax Newsletter – June 2025

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax Newsletter – April & May 2025

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax Newsletter – March 2025

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax Newsletter – February 2025

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax Newsletter – January 2025

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax Newsletter – December 2024

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax Newsletter – November 2024

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax Newsletter – October 2024

Read our monthly tax newsletter in which the firm’s experts comment on the main news.

Fiscal Newsletters
Tax newsletter – September 2024

Read our monthly tax newsletter in which the firm’s experts comment on the main news

Fiscal Newsletters
Tax newsletter July – August 2024

Read our monthly tax newsletter in which the firm’s experts comment on the main news

La Tour International
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