We Provide Comprehensive Antitrust
& Competition Advice to Our Clients

Our lawyers are at the forefront of developments in the Ukrainian competition environment and therefore perfectly positioned to navigate our Clients through the legal challenges that appear in this constantly evolving area of the law. We communicate effectively with the Ukrainian competition authority and provide our Clients with practical advice specific to their business objectives.

Responsible Partner
Partner, Antitrust & Competition
  • We provide legal advice on a wide spectrum of issues including excessive pricing, refusal to supply or provide access to essential facilities without a proper reason, discriminatory discounts and rebates, and exclusivity arrangements.
  • Our Team works on cases, which regularly involve proceedings before Ukrainian competition authorities and courts. We counsel leading market players on both how to react to allegations of anti-competitive behavior and how to handle data requests.
  • We work with Clients that have a significant market presence in order to ensure their compliance with Ukrainian competition rules and conduct tailor-made staff training sessions in relation to various compliance issues.
  • Our lawyers have significant experience in handling cartel cases from dealing with the commencement of investigations, the handling of data and document requests, advising on the reasonableness of leniency applications and defending our Clients’ interests throughout the investigation process right through to challenging the decisions of competition authorities in Ukrainian courts.
  • In cartel cases, we do not only assess the available options, develop and advise on the defense strategy but also assist our Clients with their communications strategy. We help our Clients either to avoid fines or to achieve significant reductions in their amount.
  • Our lawyers have extensive experience of advising Clients on establishing and maintaining antitrust compliance procedures, as well as conducting staff training sessions on competition issues.
  • We help our Clients to design compliance policies from scratch or adjust the existing ones to specific market conditions. We always take into account the latest enforcement trends and our Clients’ commercial considerations.
  • Our Team performs antitrust law audits of a wide range of businesses. We advise our Clients on the enforceability of their existing agreements, including distributions, licensing, manufacturing and supply agreements.
  • For many years we have advised our Clients on complex international mergers, acquisitions and joint ventures across various industries. We manage the merger clearance projects efficiently and consistently achieve clearance for Ukraine-related transactions.
  • We regularly identify antitrust risks for our Clients and develop appropriate filing strategies for a merger clearance. Our Team advises Clients on all aspects of securing clearances from antitrust authorities and when necessary on negotiating remedies and implementing them.
  • We also have a track record of challenging our Clients’ competitors merger clearances in Ukrainian courts.
  • We advise our Clients on how to comply with state aid requirements and oppose competitors receiving illegal or incompatible aid.
  • We perform State Aid Law audit, review contracts and arrangements with state authorities and perform other tasks for our Clients to find a delicate balance between being a recipient of state aid and not being discriminated in cases when only competitors receive state aid.
  • We provide strategic legal advice to our Clients on dealing effectively with the unfair behavior of competitors and other market players.
  • We advise our Clients on fair market practices and violations of competition law in the form of intellectual property rights infringements, comparative advertising, discrimination against counterparties, distribution of misleading information and disclosure of commercial secrets.
  • We help those of our Clients who were not awarded contracts navigate through the process of challenging procurement decisions with the competition authorities. We also verify procurement process compliance with the funding organization’s rules and local legislation.
10 Jul, 2018

Marchenko Partners has been named among the leading law firms in Ukraine by Yuridicheskaya Practika Publishing in its “Ukrainian Law Firms 2018. A Handbook for …

19 Jun, 2018

On June 19, 2018, Best Lawyers announced the results of the annual survey “The Best Lawyers in Ukraine 2019”. With impressive ratings from peers all …

15 Jun, 2018

On May 23, 2018, the Cabinet of Ministers of Ukraine (CMU) adopted Regulation #420 (Regulation) setting out the list of services of general economic interest …

17 Apr, 2018

Marchenko Partners has been highly recommended by The Legal 500 EMEA 2018 for Ukraine in all main practices of the Firm: Intellectual Property; Competition; Dispute …

4 Apr, 2018

On March 23, 2018, the Draft Law “On Amending Certain Laws of Ukraine to Bring Them in Compliance with the Law of Ukraine “On State …

8 Mar, 2018

Oleksandr Aleksyeyenko comments the Firm’s and his individual ranking: “It is inspiring that projects of our Antitrust & Competition Practice were noted by Chambers Europe 2018. …

2 Mar, 2018

Oleksandr Aleksyeyenko shares insights about the protection of the employer by non-compete agreement with Дело.UA. Read more.

30 Jan, 2018

Oleksandr Aleksyeyenko is among leading IP practitioners and ranked by 2018 World Trademark Review 1000 for unassailable trademark support to the likes of Eli Lilly.

24 Jan, 2018

On January 11, 2018, the Criteria on Compatibility of State Aid for Professional Training (Criteria) were brought into effect by the Regulation of the Cabinet …

5 Jan, 2019

Marchenko Partners advised EDANA (the European Disposables and Nonwovens Association) on various aspects of IP rights protection in terms of infringements by a third-party Ukrainian …

3 Jan, 2019

Marchenko Partners advised Ferring Pharmaceuticals on outstaffing and other various labor issues. Marchenko Partners team involved in the matter consisted of partner Oleksandr Aleksyeyenko, and Associate …

5 Apr, 2018

Marchenko Partners advised Koss Corporation on the IP rights protection and enforcing distribution agreements with the leading brick and mortar, as well as distribution arrangements …

31 Dec, 2018

Marchenko Partners successfully represented Man Wah Group (one of the largest Chinese soft furniture manufacturers with USD 1 billion annual turnover) before the Antimonopoly Committee …

28 Dec, 2018

Marchenko Partners advised the largest Ukrainian soft furniture producer and exporter, Morgan Furniture (Ukrainian subsidiary of Home Group, one of the largest soft furniture manufacturers …

25 Dec, 2018

Marchenko Partners advised Next Retail (NEXT) on the IP protection issues under multiple marketing and advertising agreements in Ukraine, which authorized the Ukrainian agents to …

10 Jan, 2019

Marchenko Partners acted as a legal counsel to Vilomix Holdings on various labor and corporate issues. Marchenko Partners team involved in the matter consisted of partner …

5 Apr, 2018

Marchenko Partners advised Novo Nordisk on antitrust and competition aspects of the Client’s policy on commercial dealings in Ukraine. Marchenko Partners team involved in the matter …

31 Dec, 2018

Marchenko Partners represents Nova Poshta in the first Ukrainian state aid complaint. We analyzed the current market situation, developed a legal position and filed a …


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

Legal 500 EMEA 2018 recommends
Oleksandr Aleksyeyenko as a leading
lawyer in Competition
and Intellectual Property

Chambers Europe 2018
recognizes Oleksandr Aleksyeyenko
in Competition/Antitrust

2018 World Trademark Review 1000
recognizes Oleksandr Aleksyeyenko
among leading IP practitioners

Best Lawyers 2018 recommends
Oleksandr Aleksyeyenko in Competition/
Antitrust Law and Intellectual Property Law

Oleksandr Aleksyeyenko mentioned as a notable practitioner in Antitrust and Competition by “Ukrainian Law Firms 2018. A Handbook for Foreign Clients”

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

Antitrust & Competition

UA pioneers

of state aid complaints



of state aid complaints