UAA Authorities


General Meeting of Members of Association

The General Meeting of the members of the Association is the supreme governing body of the Association and is entitled to resolve any issues related to the activities of the Association.


The Board is a permanent governing body of the Association consisting of at least three but not more than nine members. It takes decisions on all matters not referred to the reserved matters of the General Meeting and the President.


The President governs the activities of the Association. He/She is elected by the General Meeting for a term of four years and is the highest official of the Association. The President may elect deputies (vice-presidents) among the members of the Board in order to improve efficiency of the management of the Association.


  • Olena Perepelynska
  • Olena Perepelynska – Partner, Head of CIS Arbitration Practice at INTEGRITES International Law Firm, Fellow of the Chartered Institute of Arbitrators (FCIArb).




Secretary General

Serhii Uvarov – Partner of the Cross-Border Litigation Practice at INTEGRITES International Law Firm







The Board of the Association includes:


Droug Olexander - Partner at Sayenko Kharenko Newlaw Firm. Olexander specialises in dispute resolution and restructuring with a focus on international arbitration and cross-border commercial litigation. His experience includes advising local and foreign clients at all stages of complex multi-jurisdictional proceedings involving the BVI, Cyprus, the Netherlands, Switzerland, Ukraine, the UK, and other fora, as well as commercial and investment arbitration under the arbitration rules of all major international arbitration institutions (LCIA, ICC, SCC), CIS-based arbitration institutions, ICSID Arbitration Rules and UNCITRAL Arbitration Rules.




Guillard Sazhko Anna - Anna Guillard Sazhko is an associate in the International Arbitration practice at Shearman & Sterling, Paris. She has experience in international arbitrations under the ICSID, UNCITRAL, SCC and ICC Rules with a particular focus on Ukraine and the CIS region. Anna is admitted to practice law in Ukraine and France and speaks English, French, Russian and Ukrainian. Anna is featured in Who’s Who Legal’s Arbitration lists 2021 and 2022 as a “Future Leader” and was named a winner in Lexology’s Client Choice Award 2021 for Arbitration – France.




Kostytska Maria - Partner at WINSTON & STRAWN LLP, Paris. Maria Kostytska is an international arbitrator and litigator, and is admitted to the bars of Washington DC, New York and Paris. She serves as arbitrator and acts as lead counsel representing clients in investor-state and commercial arbitrations under the ICSID, UNCITRAL, ICC, LCIA, and other rules. Her arbitration and litigation experience spans over a variety of industrial sectors, including oil and gas, renewable energy, utilities, infrastructure, banking, aviation and manufacturing, and construction. 







  • Malskyy Markian – PhD hab., attorney-at-law, MCIArb, specializes in dispute resolution, mainly in international commercial and investment arbitration. Since 2008, he is with Arzinger law firm, where he became partner in 2012 and is co-chairing international dispute resolution practice. He has vast experience in resolving corporate disputes in the energy sector, contractual disputes, sales and services, real estate & construction disputes, enforcement of foreign judgments and arbitral awards, real estate and M&A transactions. Mr. Malskyy is an often speaker at international conferences, author of 4 books and numerous articles on despute resolution. Fluent in English, German, Polish, Russian and Ukrainian languages.



  • Maslov Oleksii – a Senior Associate with AVELLUM’s dispute resolution practice. Oleksii primarily focuses on international commercial and investment arbitration as well as cross-border litigation. He represents clients in arbitrations under the LCIA, ICC, SCC, ICAC (Ukraine), UNCITRAL, and ICSID Rules. Oleksii also has strong expertise in M&A and corporate law.





Puchyna Mariia – a senior associate in the International Disputes Group in Paris, Freshfields Bruckhaus Deringer, with experience in investment arbitration and international commercial arbitration and litigation (including related enforcement proceedings), as well as public international law.








Inspector shall exercise control over the financial activities of the Association.

Members of the Association can be an individual with a law degree, is a specialist in international commercial arbitration or have a professional interest in international commercial arbitration and share the goals and objectives of the Association. Read more




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