DS Avocats

A leading French law firm, in Europe and among European law firms in Asia.

A client assistance in both private and public sectors.

A law firm organized into specialized departments, with a network throughout Europe and Asia.


This reinforcement will make the Environmental Law and Sustainable Development department of DS Avocats the largest team of lawyers in the French market. An integrated offer within DS’ 18 offices will also be put in place to provide cross-functional support for companies in matters related to Hygiene, Safety, Health, Energy and the Environment (HSE).

This offer will allow the firm to assist its clients with laws and regulations on these matters worldwide.

"This merger was natural and evident. Beyond our common values, our firms have many similarities and points in common. Patricia Savin and I, as well as everyone in our team, are delighted to be joining DS Avocats. Its presence throughout France, as well as in Asia, Europe, the Maghreb and North and South America, will allow us to build up an integrated and cross-functional HSE offer around the world", comments Yvon Martinet, one of the founding partners of the law firm Savin Martinet Associés, former Vice-Chairman of the Paris Bar, Member of the French Bar Council, and International Legal Expert within the French Institute of International Legal Experts (IFEJI).

"It is not just a merger, it is an encounter" adds Daniel Chausse, President of DS Avocats. "The encounter of common values and a shared ambition for excellence through strong recognised specialities which will interact perfectly to boost the dynamism of DS Avocats and its HSE service offer in France and internationally, especially in Asia".


Patricia Savin, Yvon Martinet and their entire team of eleven lawyers – partners and associates – joined the international law firm DS Avocats on October 1st, 2014.

Prepared for nearly a year and based on a common set of values shared by the two law firms, this merger will make the Environmental Law and Sustainable Development department of DS Avocats the largest team on the market.

The environment-related expertise of DS Avocats, strengthened by the signature and reputation of the lawyers of Savin Martinet Associés, will further extend the highly reputed competence of DS Avocats in terms of real estate transactions, policies and interventions, and the financing of these operations. This will allow DS Avocats to optimise the services that it offers its clients in both the private and public sectors.

Furthermore, an integrated offer within DS’ 18 offices , established in Europe, Asia, the Maghreb, and North and South America, to provide cross-functional support for companies in HSE matters, is effective as of now to respond to the convergence of laws and regulations in this field worldwide.

DS Avocats counts some 200 legal professionals, over fifty of whom work abroad. DS Avocats aims to boost its image and reputation in public business law, real estate law and market law and to seize the new opportunities offered by this merger to increase its international influence.


SAVIN MARTINET ASSOCIES was voted the best environmental law firm in 2011, 2012, and 2013 by three different juries (Lawyer Monthly, Décideurs, ACQ Law Award), and has been described as ‘an essential player’ in environmental law (Décideurs, Annuaire des Juristes d’Affaires, etc.). The law firm offers a wide range of legal services (consulting – litigation) in the fields of environmental law, sustainable buildings and sustainable development: polluted sites and land, classified installations, water, sanitation, waste, REACH, pollution, health, safety, mines, quarries, urban planning, sustainable construction and buildings, climate/energy, Biotech, etc. The cases are analysed according to a multi-disciplinary approach that privileges specific expertise, team work and consultation with technicians.

Within the firm, Yvon Martinet, former Vice-Chairman of the Paris Bar, was re-elected to the Bar Council for the years 2014 to 2016 inclusive. He presides over the Club Des Avocats Environnementalistes (CDAE). Patricia Savin, Secretary General of the National Bar Council since January 2012, presides over the OREE association (encompassing businesses and local authorities) since 25 June 2012. This association federates the best environmental practices at the territorial level on the themes of biodiversity, the circular economy and CSR.

DS Avocats strengthens its M&A team and welcomes Benoît Charrière-Bournazel as a Partner in Paris.

Member of the New-York Bar since 2001, Solicitor of the Supreme Court of England and Wales since 2007 and member of the Paris Bar since 2008, Benoît Charrière-Bournazel practices Business Law in France and internationally.

Holder of a DEA in Business Law from the Université de Paris X Nanterre (1996) as well as a DESS in Business and Tax Laws from Université de Paris I Panthéon-Sorbonne (1996), Benoît Charrière-Bournazel also holds a LL.M in European and Company Law from the University of Bristol (United-Kingdom) (1997) and a LL.M. in Corporate Law from the New-York University School of Law (USA) (2000).

Benoît Charrière-Bournazel began his career in 1998 as a legal counsel at the Embassy of France in Washington DC before joining Covington & Burling (New-York and London) from 2000 to 2007 then Debevoise & Plimpton (Paris) in 2007. In 2010 he became a partner of the law firm CBR & Associés.

He joins DS Avocats in Paris and more particularly its M&A team as a Partner.

Benoît Charrière-Bournazel’s arrival further corresponds to the international development of DS Avocats. After Canada, the firm wishes to reinforce its ties and to develop new relations in the Anglo-Saxon world.

Benoît Charrière-Bournazel assists French and foreign clients in connection with their M&A operations, commercial contracts, international investments as well as litigation and arbitration related to such transactions.

He is in charge of the international commission Paris-New York of the Paris Bar.