OLEKSII MASLOV

Partner

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Oleksii Maslov is a Partner with AVELLUM’s dispute resolution practice and Head of International Arbitration practice. Oleksii focuses on international commercial and investment arbitration, cross-border litigation, mediation, as well as complex negotiations. Oleksii has strong background in M&A transactions and corporate law.

Oleksii regularly advises and represents international and Ukrainian clients in high-profile arbitrations under the Rules of the ICC, LCIA, SCC, ICSID, UNCITRAL, FOSFA, and ICAC at the Ukrainian Chamber of Commerce and Industry. He also advises clients on complex cross-border litigations, involving such jurisdictions as Cyprus, the BVI, the UK and Ukraine. His recent experience includes representing Ukraine in two investment arbitrations with over USD 7 billion in dispute and representing major Ukrainian agricultural producer in a complex LCIA arbitration with parallel court proceedings in Cyprus and Ukraine.

Oleksii is on the Board of the Ukrainian Arbitration Association. He actively contributes to the development of arbitration in Ukraine by participating in amicus curiae briefs for Ukrainian courts, working on bills to improve arbitration climate, and giving lectures to Ukrainian law students.

  • EDUCATION AND BAR ADMISSION

      Master of International Law degree (with honors), 2016, the Institute of International Relations of Taras Shevchenko Kyiv National University

      Admitted to the Ukrainian Bar from 2021

      Member of the Chartered Institute of Arbitrators (MCIArb) from 2020

      Member of the Ukrainian Bar Association

      Member of the Board of the Ukrainian Arbitration Association

      Member of the ICC Ukraine

      Delegate to the ICC Commission on Arbitration and ADR, 2024-2027

  • RECOGNITION

      Client Choice Award, International Arbitration in Ukraine: Lexology, 2024

      Ranked in Dispute Resolution: International Chambers Global 2022 – 2024

      Who’s Who Legal Future leader: International Arbitration in Ukraine 2023 – 2024

      Leading lawyer in Ukraine for Arbitration and Mediation: Best Lawyers 2021 – 2022

      Recommended lawyer for International Arbitration in Ukraine: Ukrainian Law Firms 2021 – 2022

  • RECENT EXPERIENCE

      Represented a major Ukrainian agricultural business in an LCIA arbitration arising out of a failed joint venture and advised the client with respect to Cypriot and Ukrainian injunction proceedings

      Represented Ukraine in two investment arbitration with more than USD 7 billion in dispute

      Represented a major Chinese manufacturer in a USD3.7 million arbitration under the ICC Rules arising out of a guarantee issued by a Ukrainian bank

      Represented Ukraine-based agriculture trader in a FOSFA arbitration over the alleged breach of the contract for the sale of oilseeds

      Represented an international diversified investment group in a USD2.2 million LCIA arbitration arising out of a guarantee and indemnity

      Defeated a USD20 million claim in an “exceptionally hard-fought” LCIA arbitration, being a part of a multi-hundred million US Dollars shareholders dispute with parallel litigation proceedings in 6 jurisdictions

      Represented a major Czech mining machinery producer in four parallel arbitrations before the ICAC at the Ukrainian Chamber of Commerce and Industry arising out of international supply of goods contracts

      Advised a high net worth individual on Ukrainian law issues in a High Court litigation for more than USD 1 billion arising out of a Ukrainian industrial joint venture

      Advised MHP, a leading Ukrainian and European food and agritech company, on potential ICC arbitrations arising out of a failed M&A transaction

      Represented a leading Ukrainian power-generating company in an LCIA arbitration regarding the quality of shipped commodities

      Successfully represented an international investment company in the LCIA arbitration against guarantors under an M&A transaction

      Advised the Respondent in a USD300 million investment arbitration over an alleged expropriation of assets

      Advised a major German industrial group with respect to an ICC arbitration over the operation of an industrial equipment

      Represented world leading investment funds as owners of majority of notes issued by Mriya Agro Holding plc in a number of insolvency proceedings of Mriya group companies before the Ukrainian courts

      Successfully acted for the trustee under two issues of Eurobonds of Mriya Agro Holding Plc in the litigation on enforcement of claims (USD573 million) against 68 Ukrainian sureties under the Eurobonds

      Represented Ferrexpo Poltava Mining, Ferrexpo Yeristovo Mining and Ferrexpo Belanovo Mining, Ukrainian subsidiaries of LSE-listed Ferrexpo plc, in a number of court proceedings arising out of insolvency of Bank “Finance and Credit

      Represented Česká exportní banka, a. s. in a set of litigations before Ukrainian commercial and administrative courts against the Ukrainian borrower and local municipal authorities aimed at reinstatement of the Bank's rights under the mortgage agreements, as well as opposing attempts by the Ukrainian borrower to dissipate the mortgaged and pledged assets

      Represented Česká exportní banka, a. s. in the bankruptcy proceedings of the Ukrainian borrower initiated by the Bank

      Represented Česká exportní banka, a. s. in a set of litigations before general, commercial and administrative courts arising out of the enforcement of the Bank's claims against the mortgaged and pledged assets of the Ukrainian borrower

      Represented National Bank “Trust” in litigation on enforcement of mortgage against commercial real estate in Kyiv belonging to the Ukrainian borrower

      Advised a high net worth individual on Ukrainian law issues in a High Court litigation for more than USD 300 million arising out of a Ukrainian joint venture

      Advised a large European commercial bank on various aspects of recovery of debt and collateral from a Ukrainian network of petrol stations

      Represented a leading Ukrainian agriculture company in an LCIA arbitration arising out of a failed joint venture

      Significantly supported successful defeat of a USD20 million LCIA award with the UK High Court setting out important guidelines for cross-examination of witnesses in international arbitration

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Senior Associate

KHRYSTYNA SHVAB

Khrystyna Shvab is a Senior Associate at AVELLUM’s dispute resolution practice with a primary focus on litigation.

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TAISIIA DUDA

Taisiia Duda is an Senior Associate at AVELLUM’s tax practice with the primary focus on tax consultancy, international tax planning, and transactions structuring.

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