Ukrainian Law Firms 2026: ARIO and its partners ranked among Ukraine’s leading firms and lawyers

ARIO has been recognised in four practice areas in Ukrainian Law Firms. A Handbook for Foreign Clients 2026. Oleksii Voronko, Julian Khorunzhiy, Yevhen Hrushovets and Andriy Fylyk also received individual recognition.

Bankruptcy

• ARIO is ranked among the Leading Firms.

• Julian Khorunzhiy, Senior Partner, is recognised among the Leading Individuals in insolvency and restructuring.

• Oleksii Voronko, Managing Partner, is ranked among the Leading Individuals.

• Andriy Fylyk, Partner, is listed among the Other Notable Practitioners in insolvency.

The publication highlights ARIO’s established insolvency and restructuring practice. The team advises debtors, creditors and investors on complex bankruptcy proceedings, rehabilitation procedures and distressed asset transactions. The firm is particularly active in the industrial, retail and property development sectors, combining insolvency litigation with corporate restructuring and asset recovery.

Matters highlighted in the publication include advising on the rehabilitation of a major Ukrainian bus manufacturer following years of liquidation proceedings, assisting a national electronics retailer with restructuring before the commencement of insolvency proceedings, and representing creditors in the rehabilitation of a municipal transport company.

The firm also handles insolvency matters involving agricultural and industrial assets, including proceedings arising from the wartime destruction of production facilities.

The researchers highlight Julian Khorunzhiy’s standing in the market, citing his broad expertise and active engagement with public authorities. They also note the significant contributions of Oleksii Voronko and Andriy Fylyk to the firm’s matters.

Read the full Bankruptcy rankings and analysis

Criminal Law (including White-Collar Crime, Anticorruption, War and Military Crimes)

• Yevhen Hrushovets, Partner, is ranked among the Leading Individuals in Criminal Law and White-Collar Crime.

• Ario Law Firm is ranked in the Advanced Practices category for Criminal Law and White-Collar Crime.

• Ario Law Firm is recognised in the Established Practices category for Anti-Corruption.

• Ario Law Firm is recognised in the Established Practices category for War and Military Crimes.

The publication highlights ARIO’s extensive experience in white-collar crime and anti-corruption defence. The team represents corporate executives, business owners, public officials and investors in high-profile criminal investigations and court proceedings.

Its work covers allegations of fraud, misappropriation and embezzlement, abuse of office, bribery, financial offences and sanctions violations. These cases frequently overlap with corporate disputes and asset protection matters.

Examples highlighted in the publication include defending senior public officials in investigations by the National Anti-Corruption Bureau of Ukraine (NABU), representing an international investor in criminal proceedings involving control of an industrial enterprise, and challenging the seizure of land designated for an energy infrastructure project.

ARIO also advises manufacturers and financial institutions facing criminal investigations that threaten business continuity. The team represents clients in proceedings concerning business activity during wartime and allegations relating to military matters.

The researchers single out partner Yevhen Hrushovets for his work on complex criminal defence and anti-corruption cases.

Read the full Criminal Law rankings and analysis

Dispute Resolution: Domestic and Cross-Border Litigation, International Arbitration

• Ario Law Firm is ranked in the Advanced Practices category.

• Julian Khorunzhiy is listed among the Other Notable Practitioners.

The publication recognises the breadth of ARIO’s dispute resolution practice. The team handles high-value commercial, corporate, banking and administrative litigation, with particular expertise in insolvency-related disputes, asset protection and disputes with public authorities.

War damage recovery is another area of the firm’s work. ARIO is pursuing claims against the Russian Federation for damage to municipal infrastructure and industrial property.

The practice is led by partners Julian Khorunzhiy and Anna Sydorovych.

Read the full Dispute Resolution rankings and analysis

Corporate and M&A

• ARIO is recognised as a notable firm in this practice area.

• Julian Khorunzhiy is recognised as a notable practitioner.

The publication highlights ARIO’s work with Ukrainian and international investors on business acquisitions, joint ventures, corporate restructuring and shareholder relations. The team also advises on transactions involving distressed and strategically important assets.

Recent matters include structuring a cross-border joint venture for a waste-to-energy project, advising on the acquisition of a bioethanol production facility, and handling corporate transactions involving major property developers and manufacturers.

The firm also advises on the restructuring of industrial groups, corporate governance disputes and investment projects involving local authorities.

The practice is led by partners Julian Khorunzhiy, Anna Sydorovych and Serhii Derkach.

Read the full Corporate and M&A rankings and analysis