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Oleksandr
Aleksyeyenko

Partner, Antitrust & Competition,
Intellectual Property, Employment

Biography
  • Oleksandr Aleksyeyenko is a notable Ukrainian competition law practitioner. Oleksandr has been advising Clients for more than 15 years on complex merger clearances and investigations on unfair competition, abuse of dominance and concerted actions. He has a strong focus on state aid issues and antitrust litigation. Oleksandr develops competition compliance policies for Clients from various industries and carries out competition spot checks. He also has vast experience of advising Clients on issues related to Intellectual Property and Employment.
  • Career Experience:
    2009 – 2016
    Integrites, Partner
    2008 – 2009
    Volkov Koziakov & Partners, Partner
    2007 – 2008
    Volkov & Partners, Partner
    2005 – 2007
    Volkov & Partners, Associate
    2004 – 2005
    Amsel & Co, Associate
    2001 – 2004
    Kyiv International University, Lecturer, Comparative Legal Studies Chair
Education
  • Master of Laws (International Law), with honors, Kyiv International University
Affiliations
  • American Chamber of Commerce in Ukraine, Competition Committee Co-Chair
  • Public Council with the Antimonopoly Committee of Ukraine
  • International Competition Lawyers Network
  • International Bar Association
  • Ukrainian Bar Association
Notable Clients

AbbVie, Alcon Pharmaceuticals, ArcelorMittal, Astarta-Kyiv, EBRD, Eli Lilly, Emirates, Farmak, Ferring, Games Workshop, Home Group, Koss Corporation, LafargeHolcim, Louis Dreyfuss Commodities, Man Wah Group, McDonald’s, METRO Cash & Carry, NEXT Retail, Nova Poshta, Novo Nordisk, Olam, Rabobank International, Rockwool, Sandoz, Syngenta, Zebra Technologies.

Recognition

The Legal 500 EMEA 2021
recommends Oleksandr Aleksyeyenko
as a Leading Individual in Intellectual Property

The Legal 500 EMEA 2021 recommends
Marchenko Partners in Competition,
Employment, and Intellectual Property

Chambers Europe 2021
recognizes Oleksandr Aleksyeyenko
in Competition/Antitrust

The World Trademark Review 1000 2021
recognizes Oleksandr Aleksyeyenko
among the leading IP practitioners

Liga Zakon Awards 2020 recognized
Oleksandr Aleksyeyenko as the Best IP Practitioner,
and our IP team as the Best Practice in IP

Best Lawyers 2021 recommends
Oleksandr Aleksyeyenko in Competition/
Antitrust Law and Intellectual Property Law

“Client Choice 2020.
Top-100 Best Lawyers of Ukraine”
recommends Oleksandr Aleksyeyenko
as a practice leader in Antitrust and Competition

Chambers Europe 2020
recognizes Oleksandr Aleksyeyenko
in Competition/Antitrust

The Legal 500 EMEA 2020
recommends Oleksandr Aleksyeyenko
as a Leading Individual in Intellectual Property

“Ukrainian Law Firms 2020. A Handbook for Foreign
Clients” recommends Oleksandr Aleksyeyenko
as a notable practitioner in Antitrust & Competition,
Intellectual Property, Labor & Employment

Best Lawyers 2020 recommends
Oleksandr Aleksyeyenko in Competition/
Antitrust Law and Intellectual Property Law

The World Trademark Review 1000 2020
recognizes Oleksandr Aleksyeyenko
among the leading IP practitioners

Chambers Europe 2019 recognizes
Oleksandr Aleksyeyenko
in Competition/Antitrust

The Legal 500 EMEA 2019 recommends
Oleksandr Aleksyeyenko in Competition,
Intellectual Property, and Employment

Oleksandr Aleksyeyenko
has been named as Acritas Star 2019

Best Lawyers 2019 highly recommends
Oleksandr Aleksyeyenko in Competition/
Antitrust Law, Intellectual Property Law,
Labor and Employment Law

The World Trademark Review 1000 2019
recognizes Oleksandr Aleksyeyenko
among the leading IP practitioners

“Ukrainian Law Firms 2019. A Handbook for Foreign
Clients” recommends Oleksandr Aleksyeyenko
as a notable practitioner in Antitrust & Competition,
Intellectual Property, Labor & Employment


News
23 Feb, 2021

Oleksandr Aleksyeyenko, Partner and Head of Antitrust & Competition, and Sviatoslav Henyk, Senior Associate in the same practice, prepared an article for European Gaming portal, …

29 Jan, 2021

Oleksandr Aleksyeyenko, Partner and Head of Antitrust & Competition, and Sviatoslav Henyk, Senior Associate in the same practice, prepared an article for Yurydychna Gazeta, dedicated …

18 Dec, 2020

On December 17, 2020, Marchenko Partners organized a webinar on the topic “Antitrust Law Infringements: How to Compensate Damages? Excessive Interchange Fee as an Example”. Our …

11 Dec, 2020

Oleksandr Aleksyeyenko, Partner and Head of Antitrust & Competition at Marchenko Partners, comments on the key developments in the Ukrainian antitrust sector in 2020, respective …

30 Nov, 2020

On October 22, 2020, the Antimonopoly Committee of Ukraine issued a report On results of the research of the banking services market concerning competitive neutrality …

12 Nov, 2020

Marchenko Partners is proud to share an exciting news with you. Oleksandr Aleksyeyenko, our Head of Antitrust & Competition, has been reelected as a Competition Committee …

8 Oct, 2020

Oleksandr Aleksyeyenko, Partner and Head of Antitrust & Competition at Marchenko Partners, and Oleksiy Shakhov, expert in agribusiness logistics, reviewed the recent case with Ukrzaliznytsia …

29 Sep, 2020

Antimonopoly Committee of Ukraine has recently published the third state aid report covering its state aid practices in 2019. Our Antitrust & Competition lawyers have …

8 Sep, 2020

Recent case with Motor Sich investors has clearly shown that the Ukrainian legislation currently lacks effective mechanisms of foreign investment control. Oleksandr Aleksyeyenko, Partner and Head …

28 Aug, 2020

In the past two months, the Ukrainian Parliament adopted several Laws aimed at substantial improvement of the Ukrainian intellectual property legislation. These Laws introduced a number of …

7 Aug, 2020

Oleksandr Aleksyeyenko, Partner and Head of Antitrust & Competition at Marchenko Partners, shares his thoughts about a possible breakthrough in the Ukrainian state aid control …

21 Jul, 2020

On July 16, 2020, the Law on Amendments to Certain Legislative Acts Concerning State Support for Culture, Creative Industries, Tourism, Small and Medium-Sized Business in …

23 Apr, 2020

The Antimonopoly Committee of Ukraine (“Committee”) has recently published its annual Report featuring the Committee's activities for 2019 (“Report”). In this newsletter we provide a …

6 Apr, 2020

On March 30, 2020, the Verkhovna Rada of Ukraine adopted the Law # 540IX “On amendments to certain legislative acts of Ukraine aimed at providing …

27 Feb, 2020

Oleksandr Aleksyeyenko, Partner and Head of Antitrust & Competition at Marchenko Partners, and Yaroslav Korniienko, Associate of the same practice, have prepared an article for …

19 Mar, 2020

Ukrainian authorities decided not to wait for Ukraine becoming another epicenter of COVID-19 and took certain immediate steps in order to prevent a massive outbreak …