Kinstellar is pleased to announce the appointment of Olexander Martinenko as a Partner and Head of the Dispute Resolution and Commercial practices at the firm’s Kyiv office.

Olexander Martinenko is a highly acclaimed and recommended leading expert in dispute resolution, commercial and competition, as well as in technology and energy matters. With nearly three decades of experience, he has advised a broad range of clients, including multi-national and local companies, state-owned enterprises, and international institutions and organisations on their business activities in Ukraine and abroad.

Olexander has developed a market-leading practice appearing as counsel and Ukrainian law expert witness in international commercial and investment arbitration proceedings and in foreign dispute resolution proceedings, as well as in the Ukrainian courts (including the Supreme Court of Ukraine). He also serves as a designated arbitrator and his name appears on the lists of recommended arbitrators with the International Arbitral Centre of the Austrian Federal Economic Chamber; the Singapore International Arbitration Centre; the Hong Kong International Arbitration Centre; the South China International Economic, Trade Arbitration Commission/Shenzhen Court of International Arbitration; the Kuala Lumpur Regional Centre for Arbitration; and the International Commercial Arbitration Court at the Ukrainian Chamber of Commerce and Industry (ICAC).

Olexander joins Kinstellar from the Kyiv practice of CMS Cameron McKenna Nabarro Olswang LLC, where he was Senior Partner.

Based on client feedback, for many years Olexander has been recognised in the leading international legal directories as one of the most highly regarded lawyers in Ukraine in the areas of Dispute Resolution, Corporate/M&A, Antitrust/Competition, and Energy & Natural Resources. Clients most recently praise him as "dedicated, responsive and highly effective’’, as well as, ‘‘competent and well organised’’ (Legal 500). He is further described by Chambers Europe as having “a fantastic depth of knowledge,” and as, “one of the most experienced lawyers in the market”, and is ranked as an Eminent Practitioner in Ukraine across several practice areas.

Olexander earned an LL.M. degree from Harvard University, a Diploma of Specialist in Law (magna cum laude) from the Taras Shevchenko National University of Kyiv, and an LL.D. from the Koretsky Institute of State and Law of National Academy of Science, Ukraine. He speaks Ukrainian, English, Russian and French.

Patrik Bolf, Firm Managing Partner, comments: “I am delighted to welcome Olexander to the Kinstellar Team! His impressive range of experience, sophisticated skill-set and broad client relationships will enhance the value proposition we offer our clients in Ukraine and globally. The firm has tremendous confidence in our outstanding team in Kyiv, which is an integral part of our full-service regional offering to clients across the ten jurisdictions where we operate.”

For further information, please contact Olena Kuchynska, Managing Partner, Kyiv, at, and Olexander Martinenko, Partner, Kyiv, at

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Kinstellar is a leading independent law firm in Emerging Europe, Turkey and Central Asia, with offices in Nur-Sultan and Almaty (Kazakhstan), Belgrade (Serbia), Bratislava (Slovakia), Bucharest (Romania), Budapest (Hungary), Kyiv (Ukraine), Istanbul (Turkey), Prague (Czech Republic), Sofia (Bulgaria) and Tashkent (Uzbekistan).

Operating as a single, fully integrated firm, Kinstellar delivers consistently high-quality services across all jurisdictions in an integrated and seamless style. We are particularly well suited to servicing complex transactions and advisory requirements spanning several jurisdictions.