Josiane Vidonne

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...

Dominique Chapellon-Liedhart is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Dominique practices law in Lyon, France Best Lawyers has recognized Dominique Chapellon-Liedhart since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Dominique Chapellon-Liedhart is held by other lawyers.

Caroline Camière is a lawyer recognized by Best Lawyers in the practice area of Public Law. Caroline practices law in Lyon, France Best Lawyers has recognized Caroline Camière since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Caroline Camière is held by other lawyers.

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...

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.

Amaury DUMAS-MARZE is a partner within the « Distressed companies - Restructuring » department. Amaury assists distressed companies, administrators and judicial representatives, as well as rescuers. More specifically he works : with distressed companies : facing either preventive (ad hoc mandate, conciliation), or collective insolvency proceedings (safeguard, judicial recovery), with court-appointed receivers and trustees in the context of insolvency proceedings carried out under ...

Brice BRIEL is a partner and co-head of the Employment law – Social welfare law department. He has developed particular expertise in : collective bargaining (conclusion of collective agreements, working time, mandatory annual negotiations, incentives and profit-sharing, etc.), workforce management (employment contracts, legal monitoring for updating collective agreements, variable pay, disciplinary proceedings, terminations, mobility, etc.), social welfare, individual and collective gri...

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, ...

Marie-Laurence Boulanger is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Marie-Laurence practices law in Lyon, France Best Lawyers has recognized Marie-Laurence Boulanger since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Marie-Laurence Boulanger is held by other lawyers.

Mathieu Hugueville is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Mathieu practices law in Lyon, France Best Lawyers has recognized Mathieu Hugueville since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Mathieu Hugueville is held by other lawyers.