Dispute Resolution: Domestic
2 Ranked Lawyers
Firm PROFILE
Ilyashev & Partners
Europe 2026
Rankings
Leading firm in Europe 2026
Ranked Departments
Ranked Departments
Ranked Individuals
Ranked Individuals
Top figures
3
Offices
100
Company Size
1997
Established Year
Content provided by Ilyashev & Partners
Contributions and articles
228 Articles, Press releases, highlights
Overview
Provided by Ilyashev & Partners
Ilyashev & Partners is a leading independent Ukrainian law firm advising international businesses, investors and financial institutions on complex, high-stakes matters in Ukraine. With 40+ lawyers in Kyiv, Kharkiv and Odesa, the firm combines deep local insight with senior-led expertise in dispute resolution, international arbitration and trade, corporate and M&A, competition, tax and customs, employment, intellectual property, restructuring and regulatory matters.
Industry sectors (15)
- Agribusiness
- Aviation
- Banking, Financial Services, FinTech & Insurance
- Energy, Renewables, Oil & Gas
- FMCG & Retail
- Medicine, Healthcare & Pharmaceuticalscture
- IT, Media and Telecommunications
- Mining & Minerals
- Non-Profit & Humanitarian Organizations, International Aid
- Public Sector & Public-Private Partnerships
- Real Estate & Construction
- Security & Defence
- Shipping
- Sports
- Transport & Logistics
Capabilities (15)
- Antitrust & Competition
- Asset Tracing & Recovery
- Banking & Finance
- Compliance
- Corporate & M&A
- Criminal Law & White-Collar Crime
- Dispute Resolution
- Employment
- Insolvency & Financial Restructuring
- Intellectual Property
- International Arbitration & Investment Arbitration
- International Trade & Trade Defence
- Public Procurement
- Sanctions, Export Controls & Customs
- Tax
Clients (15)
- Biofarma
- Centravis
- Coca-Cola HBC
- COFCO International
- ESTDEV – Estonian Centre for International Development
- Ferrexpo
- GrainCorp
- Hyundai
- Inditex
- Nestlé
- PZU
- Ukrainian Red Cross Society
- UkrCement
- Ukrriсhflot
- Unilever
Key people
Provided by Ilyashev & Partners
Mikhail Ilyashev
Managing Partner, Head of Corporate and M&A Practice
Roman Marchenko
Senior Partner, Head of International Arbitration Practice
Olena Omelchenko
Partner, Head of International Trade Practice
Oleksandr Fefelov
Partner, Head of Antitrust and Competition Practice
Yevgen Solovyov
Partner
Valeriia Gudiy
Partner
Work & experience
Provided by Ilyashev & Partners
Ilyashev & Partners is trusted with sophisticated disputes, transactions and regulatory matters where legal complexity, commercial impact and reputational risk converge. Senior lawyers lead each mandate, drawing on nearly three decades of experience and multidisciplinary expertise. The firm acts in 1,000+ court hearings annually and advises on major cross-border disputes, international trade, market entry, M&A, competition, tax, sanctions and regulatory matters.
Notable work
Provided by Ilyashev & Partners
Ukraine in First EU–Ukraine Interstate Trade Dispute
2020CompletedKyiv
Represented Ukraine in the first interstate trade dispute under the EU–Ukraine Association Agreement.
BTA Bank USD 2+ Billion Cross-Border Asset Recovery
2021Completed $2.0B Kyiv
Recovered rights to assets worth over USD 2 billion following a decade of cross-border litigation and arbitration.
Ukraine’s First Anti-Circumvention Trade Defence Investigation
2026CompletedKyiv
Secured Ukraine’s first anti-circumvention duties, establishing a precedent for trade-defence enforcement.
Ranked Offices at Ilyashev & Partners
Provided by Ilyashev & Partners
Ranked Departments at Ilyashev & Partners (5)
Ranked Individuals at Ilyashev & Partners (6)
Ukraine
Roman Marchenko
Dispute Resolution: Domestic
View profile 
Oleksandr Fefelov
Competition/Antitrust
View profile 
Mikhail Ilyashev
Dispute Resolution: Domestic
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Valeriia Gudiy
Employment
View profile Roman Marchenko
Dispute Resolution: International
View profile Roman Marchenko
Restructuring/Insolvency
View profile
Top figures
3
Offices
100
Company Size
1997
Established Year
Content provided by Ilyashev & Partners
Articles, Highlights and Press Releases
30 items provided by Ilyashev & Partners
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