The Firm
The firm brings together three personalities with varied backgrounds and experience sharing a single aim: to advocate for their clients’ projects and interests through a rigorous approach to the law.
The members of the team are legal professionals who truly love their work and are guided by the wish to provide a service tailored to meet or even exceed each client’s expectations. The team’s first priority is to listen to its clients and build a relationship of trust, making way for an ambitious strategic approach to their projects and disputes. To achieve this, the firm’s staff all work together with the benefit of a strong involvement of the partners who constantly marshal their expertise and experience at the highest level. Along with rigor and ethics, creativity, obstinacy and attention to detail are fundamental qualities in the eyes of the firm.
Our lawyers are driven by team spirit and share the common imperative of respect, dignity, conscience, independence, probity, loyalty, solidarity, non-discrimination and humanity.
The firm’s know-how focuses on the international, strategic and complex issues that its clients may have to face, both in the field of litigation and in risk management.
Thanks to their respective experiences, the partners have established privileged relations with some of the leading firms the world over. These ties, which often stem from years of cooperation on complex and sensitive cases, are based on mutual respect and trust. We can thus support and advise our clients for all types of projects whether in France or abroad.

Our experience
Arbitration and Mediation
As regards alternative dispute resolution, the firm deals with both domestic and international commercial arbitration, as well as investment arbitration and mediation.
Sovereign States Disputes & Complex Litigation
In addition to litigating before French judicial or administrative courts, our firm may also handle the coordination of its clients’ complex cross-border disputes before either state courts or arbitral tribunals in different jurisdictions.
Sovereign Litigation and Consulting
Our firm has a particular expertise in advising and litigating disputes related to sovereign state activities. This know-how involves a number of specific skills.
- State Contracts and Litigation
- Sovereign Debts and Restructuring
- Sanctions, Embargoes and Freezing of Assets
Contractual Arrangements and Investment Structuring
Our team of lawyers assists its clients in elaborating, structuring and drafting their contractual arrangements. Our expertise in this field enables us to provide effective contractual solutions which are fully suited to the specificities and constraints of each project.
Strategic Consulting and Institutional Analysis
Drawing on our lawyers’ extensive experience, we can offer strategic and forward-looking advice to our clients in numerous fields of expertise, including freshly adopted regulations affecting international trade as well as emerging trends in institutional reforms and modes of governance.
The team
Our References
Some examples of our references
Counsel to Elf Neftegaz, a former subsidiary of one of France's leading oil & gas companies, in its successful defence against a US$22 billion UNCITRAL arbitration claim brought by a private entity and two regions of the Russian Federation claiming to be contracting parties to an oil exploration and production agreement in Russia dating from the early 1990s which never entered into force
Counsel to a French advertising company in an LCIA arbitration against a US advertising company in relation to a dispute regarding the unwinding of their joint participations
Counsel to a US investment fund in an ICC arbitration under Moroccan law instituted by a consortium of banks in connection with a loan facility and project delays relating to the construction of a new hotel complex in North Africa
News
27 July 2023
Mathias Audit and Pierre Duprey featured in the Legal500 International Arbitration Powerlist for France
This well-deserved recognition is a testament to our Partners' unwavering commitment to delivering exceptional legal services to their clients and colleagues, coupled with their…
21 March 2023
Audit Duprey Fekl will host a conference on the topic “The Rise of the Sunset Clause”
The conference will take place on March 29, 2023, in the framework of the Paris Arbitration Week.
21 March 2023
Audit Duprey Fekl has been referenced in the Leaders League’s Rankings
Audit Duprey Fekl has been listed among the “Highly Recommended” law firms in Dispute Resolution rankings for France.