Sibylle Gustin Janzam

With a post-graduate diploma in business law and taxation from the University of Clermont-Ferrand, Pierre GUIGNAND has been a member of the Lyon bar since 2006.A lawyer with Ratheaux from 2006 to 2009, he joined Lamy & Associés in 2009 and became a partner in 2015.Pierre GUIGNAND also works in all areas of corporate law, particularly in domestic and international mergers and acquisitions, private equity and investment operations.

Mathieu Hugueville is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Mathieu, who practices law in Lyon, France, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mathieu is held by other top lawyers in the same geographic and legal practice area.

Nicolas Chavrier is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Nicolas, who practices law in Lyon, France, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nicolas is held by other top lawyers in the same geographic and legal practice area.

Ghislain de Pazzis is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Ghislain, who practices law in Lyon, France, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ghislain is held by other top lawyers in the same geographic and legal practice area.

Catherine Millet-Ursin is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits Law and Labor and Employment Law. Catherine, who practices law in Lyon, France, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Catherine is held by other top lawyers in the same geographic and legal practice area.

Carole Codaccioni is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Carole, who practices law in Lyon, France, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carole is held by other top lawyers in the same geographic and legal practice area.

Laurent BUTSTRAËN is co-head of the Non-Profit Organizations Department. He has developed recognized expertise in : legal and tax aspects of the incorporation and operation of associations and non-profit organizations (legal audits, tax, incorporation of structures relating to the implementation of complex projects, etc.) contractual undertakings (drafting of contracts, transactions, etc.) due diligence legal and tax audits, design and implementation of the reorganization and restructuri...

Alban Pousset-Bougère is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense and Litigation. Alban, who practices law in Lyon, France, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alban is held by other top lawyers in the same geographic and legal practice area.

Caroline Camière is a top attorney recognized by Best Lawyers in the practice area(s) of Public Law. Caroline, who practices law in Lyon, France, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Caroline is held by other top lawyers in the same geographic and legal practice area.

Jean-François DEFUDES is partner and co-head of the “Corporate taxation” department. His professional career has enabled him to acquire solid expertise in the following areas : Corporate and group taxation (restructuring, corporation tax, tax consolidation, VAT, local taxes, etc.) Mergers and acquisitions and restructuring operations (M&A) Taxation of executives (remuneration, capital gains, dividends, IFI) Tax audit and litigation International taxation Tax demateriali...