Mr Gilles Bigot > Winston & Strawn LLP > Paris, France > Lawyer Profile

Winston & Strawn LLP
75008 PARIS
Gilles Bigot photo

Work Department

Corporate, Litigation, Health Care




Head of  Health Care Departments, Gilles advises and defends French and European leaders such as publicly and privately managed health institutions, laboratories, professional associations, medical equipment and pharmaceutical product manufacturers, and health care practitioners. He is considered to be an architect in the health care field.

Gilles works with major players in the health care sector. Longstanding clients such as: the French Red Cross; leader of the medico-social sector; the Générale de Santé group; and recently the Point Vision group, the first national network of ophthalmology centers; Mutuelle Nationale Hospitalière (MNH), the first French mutual society of the health sector; and The Union (International Union Against Tuberculosis and Lung Disease), that have called on the services of Winston & Strawn’s teams to manage their transactional and litigation matters. He also received recognition for innovative matters such as the launch of various networks of medical biology, dentistry, ophthalmology centers and retail drugstores, which significantly improve access to health care services.

Gilles is also top of his field (advisory, pre litigation, and litigation) in French and European rules and regulations concerning data processing and transfers, as well as IT. He has litigated for and advised clients on subjects concerning big data, technology, and IT, and has yielded landmark decisions in the sector.


English, French, Italian


Gilles is a member of the Paris Bar (Avocat au Barreau de Paris).

He also holds the title of Commander in the French Navy (Capitaine de Vaisseau) and he received the Silver Medal for Voluntary Military Services in 2014 as well as the National Defense Bronze Medal in 1984.



Master’s degree (Maîtrise) in Business and Tax Law from the University of Paris II – Assas in 1988; advanced graduate diploma (DESS) in Trust and Estate Law, with honors, from the University of Rouen in 1989; advanced graduate diploma in Business Administration.

Lawyer Rankings

France > Industry focus: Healthcare and life sciences

(Leading individuals)

Gilles BigotWinston & Strawn LLP

Winston & Strawn LLP covers all key aspects of the healthcare sector in a cross-disciplinary manner, with a particular focus on advisory, litigation and corporate matters, including mergers and acquisitions and private equity. The team has been handling several large and complex cross-border transactions, such as the €447m restructuring of Ascendis Health or the €900m tentative acquisition of a medtech group by an SBF 120 client. Department head Gilles Bigot leads the team which includes Julie Vern Cesano-Gouffrant, Jean-Patrice Labautière and Sara Susnjar, who have expertise in acquisitions, dispositions, leveraged buyouts, joint ventures, recapitalisations, restructuring, and debt finance transactions.

France > Dispute resolution: Commercial litigation

Winston & Strawn LLP is capable to handle the full range of disputes, spanning corporate, securities, commercial and regulatory issues. The firm has established niche expertise in the healthcare sector where it is the go-to-practice for many investors, clinics, mutual insurers, medical and healthcare manufacturers. The team is often acknowledged for its very creative practice, with several of the practice’s past disputes having broken new ground in the healthcare sector. In parallel, the team manages a large caseload in relation to many other fields; its ability to handle financial and corporate disputes alongside investment funds must be noted in particular. The practice is led by the excellent Gilles Bigot who is surrounded by Anne-Carine Ropars-FuretMathilde Lefranc-Barthe and Sara Susnjar.

Paris > Secteurs et industries > Santé et sciences de la vie

(Les grands avocats du marché)

Gilles BigotWinston & Strawn LLP

Winston & Strawn LLP couvre toutes les problématiques juridiques stratégiques propres au secteur de la santé, en conseil et en contentieux. L’équipe intervient notamment dans des opérations de fusions-acquisitions et de capital-investissement. Elle s’est récemment illustrée par sa présence dans plusieurs transactions internationales importantes et complexes ; telles que la restructuration d’Ascendis Health pour un montant de 447 millions d’euros et le projet d’acquisition d’un groupe de technologies médicales pour 900 millions d’euros par un client du SBF 120. La pratique est dirigée par  Gilles Bigot et comprend Julie Vern Cesano-GouffrantJean-Patrice Labautière et Sara Susnjar. Ils interviennent dans des opérations d’acquisition, de cession, de LBO, de partenariat, de recapitalisation, de restructuration et de financement obligataire.

Paris > Résolution des litiges > Contentieux commercial et de droit des sociétés

Winston & Strawn LLP est en capacité de traiter un très large éventail de litiges, couvrant le contentieux boursier, commercial, réglementaire et corporate. Le cabinet dispose d’une remarquable expertise de niche dans le secteur de la santé ; il est une référence pour de nombreux investisseurs, cliniques, mutuelles d’assurance, ou encore pour les fabricants de produits médicaux. L’équipe est très appréciée pour sa créativité et son audace; elle a par le passé fait bouger plusieurs fois les lignes dans le domaine médical. Parallèlement, le cabinet traite un large volant d’affaires touchant à de nombreux autres secteurs. Il affiche notamment une excellente expertise dans la gestion des litiges financiers et des contentieux d’affaires, qui n’a pas échappé aux grands fonds d’investissement. La pratique est dirigée par le très réputé Gilles Bigot, qui est entouré d’Anne-Carine Ropars-FuretMathilde Lefranc-Barthe et Sara Susnjar.