Matthias Guillou

Anne-Sophie Maes is a top attorney recognized by Best Lawyers in the practice area(s) of Financial Institutions, Private Equity Law, Private Funds and Tax Law. Anne-Sophie, 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 Anne-Sophie is held by other top lawyers in the same geographic and legal practice area.

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

Romain Perray is a top attorney recognized by Best Lawyers in the practice area(s) of Information Technology Law and Privacy and Data Security Law. Romain, who practices law in Paris, France, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Romain is held by other top lawyers in the same geographic and legal practice area.

François Braud is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law, Environmental Law and Public Law. François, 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 François is held by other top lawyers in the same geographic and legal practice area.

Michel Sapin is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice. Michel, 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 Michel is held by other top lawyers in the same geographic and legal practice area.

Jean-Baptiste Santelli is a top attorney recognized by Best Lawyers in the practice area(s) of Project Finance and Development Practice. Jean-Baptiste, 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 Jean-Baptiste is held by other top lawyers in the same geographic and legal practice area.

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...

Niels Dejean is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Private Equity Law, Private Funds and Tax Law. Niels, 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 Niels is held by other top lawyers in the same geographic and legal practice area.

Pauline Arroyo is a top attorney recognized by Best Lawyers in the practice area(s) of Customs and Excise Law, Insurance Law, Litigation and Product Liability Litigation. Pauline, 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 Pauline is held by other top lawyers in the same geographic and legal practice area.

Jean-Christophe Amy practises in mergers & acquisitions and corporate law. He has also developed an expertise in corporate taxation. He assists French and international groups, listed or not, for their corporate finance operations, such as acquisitions, divestitures or joint-ventures. He also advises his clients for the structuring and the implementation of complex group reorganizations. His practice covers notably health and life sciences, renewable energies, food & beverage and comm...