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Chambers Europe 2022 Recommends Ilyashev & Partners as a Leading Law Firm in Ukraine

News date: 18 March 2022

Ilyashev & Partners Law Firm headed the Chambers Europe 2022 rating in the field of Dispute Resolution in Ukraine, becoming the only Band 1 firm in this practice for 5 years in a row. According to the results of an international survey Chambers Europe 2022 published March 17, 2022 Ilyashev & Partners is highly ranked in International Dispute Resolution, Competition/Antitrust, Employment, Intellectual Property and Restructuring/Insolvency for another consecutive year.

Dispute Resolution: Domestic in Ukraine (Band 1)
Leading lawyers: Roman Marchenko (Band 1), Mikhail Ilyashev (Band 2)
Dispute Resolution: International in Ukraine (Band 2)
Leading lawyers: Roman Marchenko (Band 3)

What the team is known for

Ilyashev & Partners is renowned for its strong presence on the domestic litigation scene, with outstanding capabilities in commercial dispute resolution. The law firm is particularly active in corporate, contractual, tax and major debt recovery disputes, as well as assisting with matters against state authorities and banks. The legal practice acts on notable disputes within the energy sector. Ilyashev & Partners is also active in cross-border disputes, including international arbitration, with particular experience in commercial arbitration mandates. The law firm has noteworthy activity in shareholder disputes and in defence of significant business people against allegations of embezzlement and fraud. The legal practice is active in applying to the ECtHR in disputes relating to alleged infringement of property rights.


One client reports: “They really feel the pulse of the case and know how to build an excellent strategy,” adding: “They are really good and concise in their documentation.”

“The team are very on point. Ilyashev & Partners have a range of experienced professionals who are able to adjust to our needs. They’re smart, intelligent people who don’t waste our time. We really liked working with them, they were very effective,” another source adds.

Notable practitioners

Managing Partner Mikhail Ilyashev is highly regarded for his wealth of expertise in handling a broad variety of litigation, including in relation to the agriculture, manufacturing and energy industries. Clients praise his expertise as well as “his strategy-building and knowledge of the market.”

Senior Partner Roman Marchenko is a market-leading litigator handling disputes in Ukrainian courts who is described as an “endless source of ideas.” He also has a notable presence in international arbitration, representing clients from the banking, aviation and energy sectors. “Roman Marchenko was truly excellent. He gave some excellent expert advice, and was really dynamic and able to adjust to the case really well,” reports an interviewee.

Restructuring / Insolvency (Band 2)
Leading lawyers: Roman Marchenko (Band 3)

What the team is known for

The team at Ilyashev & Partners is recognised for its strong insolvency practice, supported by its top-ranked litigation team. The team is particularly visible in bankruptcy proceedings. The practice is experienced in providing assistance with asset recovery and debt collection. The firm also acts for local and international banks and distressed companies with regard to liabilities and disputes concerning bankruptcy and insolvency procedures.

Notable practitioners

Roman Marchenko is a well-established litigator who has significant expertise in insolvency and bankruptcy proceedings.

Employment (Band 2)
Up and coming: Leonid Gilevich

What the team is known for

Ilyashev & Partners is noted for its expertise in employment litigation. The firm also advises on compliance issues, with further experience in management-level dismissals and employment agreements. The team’s client roster features companies from the manufacturing, insurance, technology and pharmaceuticals sectors. The firm also represents private individuals in employment disputes. The team also handles disputes relating to seafarers’ employment and compensation.


Clients describe the team as effective, reporting: “They handled our employment litigation matters really well.”

“Communication is easy and quick,” another client says.

Notable practitioners

Leonid Gilevich advises domestic and international businesses on various aspects of Ukrainian employment law, including dismissal and compliance matters.

Intellectual Property (Band 3)

What the team is known for

Ilyashev & Partners’ intellectual property law practice is best known for acting in contentious cases. The team acts for domestic and international clients, often from the pharmaceutical sector. The team is active in patent and trade mark registration and disputes.

Leading lawyers: Oleksandr Fefelov (Band 4)

Oleksandr Fefelov of Ilyashev & Partners represents clients in antitrust investigations as well as in challenging the decisions of the ACM in court. He also assists with merger clearance mandates.


Chambers Europe is a special legal guide that has been published by Chambers & Partners since 1999. The directory researches the legal profession, identifying the leading lawyers and law firms through interviews with thousands of lawyers and their clients. Chambers Research is conducted by 200 Research Analysts, across 200 jurisdictions and provides nearly 6,000 rankings tables. Annually Chambers collects hundreds of thousands of responses from clients, the majority via in-depth interview.