Department profile
Sayenko Kharenko

Dispute Resolution: International

Europe Guide 2026 : Ukraine


Sayenko Kharenko

Rankings

About

Provided by Sayenko Kharenko

Our dispute resolution team focuses on the most complex, high stakes and sensitive matters. We offer practical and creative legal advice in all major areas of litigation, international arbitration and white collar criminal defense.​ 

Litigation

We have excellent track record defending the interests of the world's biggest corporate giants, national industry heavyweights, domestic and international banks. We combine a deep understanding of our clients' businesses with extensive experience of the other firm’s specialized practices to achieve favorable resolutions including settlements in all types of disputes in the most efficient and cost-effective manner.

International arbitration

We have an impressive record conducting various proceedings in Ukraine and foreign jurisdictions, this includes a significant experience in acting as arbitrators under globally recognised arbitration rules as well as in providing expert opinions on Ukrainian law. We regularly represent clients in international commercial arbitration, investment arbitration, cross-border court proceedings involving different jurisdictions, etc.

White collar criminal defense

We have a strong team with an outstanding track record, consisting of the country’s leading fraud and criminal defense lawyers. Our in-depth experience representing clients at every stage of criminal proceedings allows us to work on the most challenging and complex issues, providing our clients with best quality services and 24/7 business protection.

Clients (9)

  • Auchan
  • Philip Morris Ukraine
  • State of Ukraine
  • Kyivstar
  • Reckitt Benckiser
  • Ceetrus
  • Ukrtatnafta
  • Oschadbank
  • Ethics Council

Industries (21)

  • Automobiles & Parts
  • Banks
  • Chemicals
  • Construction & Materials
  • Consumer Product Manufacturing
  • Energy
  • Financial Services
  • Food & Drink Producers
  • Health Care
  • Industrial Engineering
  • Media
  • Mining & Metals
  • Pharmaceuticals & Life Sciences
  • Private Clients / Individuals
  • Real Estate
  • Retail
  • Software & Computer Services
  • Technology, Hardware & Electronics
  • Telecommunications
  • Transportation
  • Travel & Leisure

Chambers Review

Provided by Chambers

Dispute Resolution: International - Ukraine

Band 2

Band 2


What the Team is Known For

Sayenko Kharenko has a highly regarded disputes practice with a strong reputation for international arbitration, regularly representing major domestic clients, the state of Ukraine and multinationals in commercial arbitration. The law firm also acts in significant international investment arbitration disputes and related litigation proceedings. The legal team is continually growing its domestic litigation practice, representing clients in matters related to real estate disputes, anti-dumping and anti-monopoly committee decisions.

Work Highlights

Provided by Chambers

  • Sayenko Kharenko acted for the state of Ukraine on a USD6.1 billion Energy Charter Treaty investment arbitration initiated by the minority shareholders of 'Ukrnafta' under SCC rules.

Strengths

Provided by Chambers

  • Sayenko Kharenko team offers transparency, efficient communication, compliance, a results-driven approach and creativity.

    Dispute Resolution: International respondentEurope
  • Sayenko Kharenko offers a high quality of work, dedication to customer needs and outstanding performance.

    Dispute Resolution: International respondentEurope
  • Sayenko Kharenko lawyers are results-oriented and have attention to the smallest details.

    Dispute Resolution: International respondentEurope
  • The Sayenko Kharenko team has a client-oriented approach and good knowledge of specifics.

    Dispute Resolution: International respondentEurope

Notable Practitioners

Provided by Chambers

  • Band 2Olexander Droug
    Band 2Olexander Droug

    Olexander Droug

    Olexander Droug regularly advises on international arbitration mandates, including investment arbitration matters, as well as working on cross-border litigation.
    • I can only say good things about Olexander Droug.

      Dispute Resolution: International respondentEurope
    • A brilliant legal mind in Ukrainian litigation, Olexander is exceptionally hardworking and deeply knowledgeable. I would also like to highlight his sharp sense of humour and unwavering integrity.

      Dispute Resolution: International respondentEurope
    • Olexander Droug is diplomatic and clever.

      Dispute Resolution: International respondentEurope
  • Band 3Oleksiy Koltok
    Band 3Oleksiy Koltok

    Oleksiy Koltok

    Oleksiy Koltok regularly represents both domestic and international clients in proceedings in local courts.
    • Oleksiy is very professional and at the same time flexible in cooperation and in searching for optimal solutions.

      Dispute Resolution: International respondentEurope
  • Band 4Olga Vorozhbyt
    Band 4Olga Vorozhbyt

    Olga Vorozhbyt

    Olga Vorozhbyt handles corporate and commercial disputes on behalf of a range of domestic and international clients.

    • Olga is hugely experienced, very client-friendly and gives good, solid advice. She is focused on the commercial impact of what she is advising and is definitely someone you want in your corner.

      Dispute Resolution: International respondentEurope
    • Olga has great experience and knowledge and at the same time is very nice and easy going. It is pleasure to work with her.

      Dispute Resolution: International respondentEurope
    • Olga Vorozhbyt is an amazing person and an outstanding lawyer who always delivers great service.

      Dispute Resolution: International respondentEurope

Ranked Individuals at Sayenko Kharenko (3)

Ukraine

Members

Provided by Sayenko Kharenko

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