News date: 15 October 2025
Ilyashev & Partners Law Firm is recommended by one the most authoritative global rankings in the field of taxation ITR World Tax 2026 in General Corporate Tax and Tax Controversy for Ukraine. Survey results were released on 15 October 2025.
Roman Marchenko, Attorney at Law, Honored Lawyer of Ukraine, Senior Partner at Ilyashev & Partners Law Firm, has earned personal endorsement as a Highly Regarded practitioner in Tax Controversy in Ukraine by his peers and the larger market as an expert who possess a strong track record in dealing with significant matters.
Head of Tax Law Practice at Ilyashev & Partners Ivan Maryniuk was recognized as a Rising Star in General Corporate Tax.
Kostiantyn Kryvenko, Attorney at Law, Counsel, Head of Criminal Law Practice at Ilyashev & Partners was rated as a Promoted individual in Tax Controversy in Ukraine.
Volodymyr Adonin, Attorney at Law at Ilyashev & Partners, was recognized as a Notable Practitioner in Tax Controversy in Ukraine as a practitioner with experience in advising on significant deals in the context of the Ukrainian market and practice area.
ITR World Tax is one of the most comprehensive guide to the world’s leading tax firms. It provides rankings and profiles of the world’s most effective tax professionals, covering 180+ jurisdictions located on every continent. ITR World Tax ranks the leading lawyers and law firms based on feedback of thousands of lawyers and their clients, as well as work on projects. This year research involved more than 26,000 clients and 5,800 practitioners, who provided their assessment of the work of law firms and tax professionals.