Emmanuel Masset

Stéphanie Guedes da Costa focuses particularly on relations with employee representative bodies, professional elections, collective bargaining, as well as restructuring operations (including employee transfers, voluntary departure plans, and employment protection plans). She advises both French and international companies, providing support in both advisory and litigation matters (covering individual and collective issues). For many years, she has also assisted entities with mixed-stat...

Olivier works for private and public clients in the design, procurement and execution of complex contracts and sustainable city projects. Olivier has a recognized expertise in energy efficiency. In March 2011, he submitted a report on energy performance contracts to the French Minister of Ecology, Sustainable Development, Transport and Housing, drafted the CPE models ("clausiers") for the Ministry of Ecology in 2012 and submitted, as co-pilot, a report on "Innovative financing of energy effic...

Jean-François Pourdieu is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Leveraged Buyouts, Mergers and Acquisitions Law and Private Equity Law. Jean-François, who practices law in Paris, France, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jean-François is held by other top lawyers in the same geographic and legal practice area.

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

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

Maria acts as lead counsel in investor-state and commercial arbitration and litigation across a variety of industrial sectors, including oil and gas, renewable energy, utilities, infrastructure, banking, aviation and manufacturing. She also serves as arbitrator.

Julie RUELLE is a top attorney recognized by Best Lawyers in the practice area(s) of Information Technology Law and Privacy and Data Security Law. Julie, who practices law in Paris, France, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julie is held by other top lawyers in the same geographic and legal practice area.

Lawyer to the Paris Bar since 2006, Olivier Hayat practised in Parisian law firms specialising in IT, media and distribution law. In 2014, Olivier founded his law firm dedicated to digital and intellectual property law. Olivier practises information technology law, both in counselling and litigation, and focus his expertise on IT project negotiations, personal data (GDPR compliance and assistance to CNIL control) and also intellectual property and communication law. He has a diversified clien...

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

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