Guillaume Bossy

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.

David Blanc is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. David, who practices law in Lyon, France, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Xavier DELSOL is the founder and co-head of the Non-Profit Organizations Department. He has developed recognized expertise in both advisory work and litigation in : taxation of associations and non-profit organizations organization, management and restructuring of associations and non-profit organizations collective worship law tourism law sports law culture law education law patronage and sponsorship. He works primarily for associations, foundations, endowment funds, mutual structures, profe...

Yann Bougenaux is an attorney with Oren Avocats in Lyon, where he focuses his practice on labor and employment law with a specialization in Workplace accidents and occupational diseases . He advises companies and organizational leaders on the legal issues that arise throughout the employment relationship, from hiring and contract drafting to workplace policies and dispute resolution. His work often involves guiding clients through the practical application of French labor regulations while he...

Frédéric SUBRA is co-head of the LYON office’s "Wealth law & taxation" and "Corporate taxation" Departments. Alongside standard services in tax law (repeat advisory work and litigation management), he has developed recognized expertise in : taxation linked to mergers and acquisitions and more generally to company restructurings and transfers taxation of groups of companies, tax consolidation, global consolidation tax audits during closures of accounts or acquisitions, ...

Audrey Lançon is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Audrey, 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 Audrey 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.

Delphine BRETAGNOLLE is a partner lawyer in the LYON office’s Employment – Social Security Law Department. Alongside standard services in labour law (in both advisory work and litigation), she has developed particular expertise in : advisory work and litigation during collective insolvency proceedings, mergers and acquisitions, company restructurings and reorganizations (company transfers, geographic and/or professional mobility plans, standardizing articles of association, collec...

Delphine Monnier is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Delphine, who practices law in Lyon, France, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Delphine is held by other top lawyers in the same geographic and legal practice area.

Charlotte Peillon is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Charlotte, 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 Charlotte is held by other top lawyers in the same geographic and legal practice area.