Barbier Mehtiyeva Law is a law firm specialized in high-stake international arbitration and litigation.

Pr. Kamalia Mehtiyeva, Full Law Professor

Kamalia Mehtiyeva, Professor of Law
Member of the Paris Bar, Partner


Pr. Hugo Barbier, Full Law Professor

Hugo Barbier, Professor of Law, Of Counsel


Barbier Mehtiyeva Law specializes in cross-border disputes and international arbitration.

The firm is recognized for its extensive experience in investment arbitration and international commercial arbitration. Members of Barbier Mehtiyeva Law regularly act as counsel, expert and arbitrator in major international cases. They are also the authors of numerous reference publications on international arbitration law.

In addition, Barbier Mehtiyeva Law has developed innovative areas of expertise. The firm specializes in mutual legal assistance (including international litigation on the enforcement of court decisions), Interpol proceedings (in particular in the suppression of red notices), international litigation on intelligence and espionage by State agents or private individuals.

Barbier Mehtiyeva Law is able to conduct arbitral proceedings and manage international disputes in English, Russian, French and Turkish.

International investment arbitration

Barbier Mehtiyeva Law represents clients in investment arbitrations under the auspices of ICSID or other arbitral institutions, as well as in ad hoc proceedings.

International commercial arbitration

Barbier Mehtiyeva Law represents clients in commercial arbitrations under the auspices of arbitral institutions (ICC, LCIA, SCC, HKIAC, SIAC, etc.), as well as in ad hoc arbitrations.

Business contracts disputes

Barbier Mehtiyeva Law represent sclients in disputes concerning shareholder agreements, distribution contracts, financing contracts and energy contracts.

Mutual legal assistance

Barbier Mehtiyeva Law represents clients in proceedings for the exequatur and enforcement of foreign judgments, the taking of evidence abroad, or the service of documents abroad.

Interpol notices procedures

Barbier Mehtiyeva Law helps clients to obtain the suppression of notices issued by Interpol, including red notices, and prevent their issuance.

Intelligence and espionage litigation

Barbier Mehtiyeva Law represents clients in disputes concerning intelligence and espionage activities conducted by state agents or private persons.

Speaking Engagements

Professor Kamalia Mehtiyeva to inaugurate the Azerbaijan Arbitration Day at the Cultural Center of the Republic of Azerbaijan in France


14 June 2023

Professor Hugo Barbier to address culture and investment arbitration at the Azerbaijan Arbitration Day


14 June 2023

Professor Kamalia Mehtiyeva on comparative approach of mutual legal assistance in international arbitration at Société de Législation Comparée on 5 June 2023


5 June 2023

Professor Kamalia Mehtiyeva on sovereign immunities and freezing of assets before the French courts (organized by Jones Day)


at Paris Arbitration Week

30 March 2023

Professor Kamalia Mehtiyeva on the impact of the European Union Court of Justice decision in London Steam Ship case on international commercial arbitration (organized by Paris Place d’Arbitrage)


at Paris Arbitration Week

28 March 2023

Professor Kamalia Mehtiyeva on the publication of awards in support of a body of arbitral case law


at International Arbitration Institute

9 December 2022

Professor Kamalia Mehtiyeva on electromagnetic spectrum and telecommunications: espionage and other industry-specific issues in international arbitration


at Istanbul Arbitration Week

10-14 October 2022

Professor Hugo Barbier on recent developments in investment arbitration


at Balkan Arbitration Conference

29-30 September 2022

Professor Kamalia Mehtiyeva on the influence of recent developments in environmental law on investor-State arbitration

on Global Arbitration Review Connect Eastern Mediterranean

24 June 2021