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Mr. Demyanenko focuses on:

 

  • Corporate and M&A – cross-border investments, market entry into Ukraine, pre-M&A corporate restructurings and reorganizations, exit strategies, shareholders and post-M&A disputes,venture capital and general corporate support  

  • Gaming – licensing, certification support, compliance with regulatory gaming requirements, market entry by international operators, agreements with hotels, advertisement, enforcement action, inspections, B2B and B2C regimes, online and ground operations

  • Aviation – aircraft sale, purchase, lease, fractional ownership, management and finance transactions, insurance claims, employment of pilots, arrest and repossession of the aircraft, daily airlines support and complex cross-border aviation disputes. Mr. Demyanenko is the President of the WSG's Aviation Practice Group. He is actively involved in lawmaking activity and, in particular, advised the State Aviation Administration of Ukraine on implementation of the Cape Town Convention and preparation of regulations on the IDERA and authorization codes. Team of lawyers led by Mr. Demyanenko has obtained the first IDERA in Ukraine and procured debut Ukrainian registration of international interests under the Cape Town Convention
  • MilTech – defence JVs, fundraising for defence start-ups, IP protection, UAVs and land-based systems, regulatory and export compliance, defence procurement, defence contracting and supply arrangements, foreign investment restrictions and investigations
Recognition:
  • recommended lawyer in corporate/M&A, Chambers Global 2026 and Chambers Europe 2025
  • a leading partner in corporate, commercial and M&A, The Legal 500: EMEA 2025
  • a notable practitioner in corporate/M&A, Ukrainian Law Firms 2025. A Handbook for Foreign Clients
  • highly regarded lawyer in M&A, IFLR1000 2025
  • recommended in aviation finance and aviation contentious, Lexology Index 2025
  • recommended lawyer in corporate/M&A, Chambers Global 2026 and Chambers Europe 2025
  • a leading partner in corporate, commercial and M&A, The Legal 500: EMEA 2025
  • a notable practitioner in corporate/M&A, Ukrainian Law Firms 2025. A Handbook for Foreign Clients
  • highly regarded lawyer in M&A, IFLR1000 2025
  • recommended in aviation finance and aviation contentious, Lexology Index 2025
  • recommended lawyer in gaming, Lexology Index 2025
  • recommended lawyers in banking and finance, capital markets and M&A, Best Lawyers 2022
  • holder of Lexology Client Choice Award 2021, 2020 (Aviation, Ukraine)

  • a notable practitioner in aviation, Ukrainian Law Firms 2019. A Handbook for Foreign Clients
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