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General info

Sergiy Smirnov specialises in domestic corporate, fraud and business crimes, internal investigations and litigation matters.

He has a significant record of representing clients at all stages of criminal and litigation proceedings. These matters span a variety of industries, including agricultural, banking, real estate and construction, insurance and other industries.

His cutting-edge experience in complex cases with multiple claims and parties from different jurisdictions allows the firm to handle critical criminal issues, administrative and other disputes with public authorities and local government bodies.

Sergiy Smirnov joins this year’s rankings as a result of positive market feedback for his work on white-collar crime mandates. He represents clients in criminal litigation proceedings from across a broad range of industries, including banking, retail and insurance. Sources are quick to describe him as ‘developing dynamically’.”

Chambers Europe 2019

Recognition

Recognised among the leading individuals in White-Collar Crime by The Legal 500, 2026

Recognised in Dispute Resolution: White-Collar Crime by Chambers Europe 2026

Named among the notable practitioners in Criminal Law/White-Collar Crime by Ukrainian Law Firms 2025

Recognised among the leading expert in Business crime defence – Individuals by Lexology Index 2025

Recognised among the leading lawyers in criminal defence and litigation by Best Lawyers in Ukraine 2022

Shortlisted for the “White Collar Crime & Anticorruption Lawyer of the Year” according to Legal Awards 2021, Yuridicheskaya Practika

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Professional membership and involvement

Association of Certified Fraud Examiners

Association of Corporate Security Professionals, Member of the Forensic Committee

Ukrainian Chapter of American Society for Industrial Security (ASIS)

American Chamber of Commerce in Ukraine

European Business Association

Ukrainian Bar Association, Committee on Criminal and Criminal Procedural Law

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Admissions

Ukraine, attorney-at-law, admitted to the Kyiv City Bar since 2008

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Education

MBA from International Management Institute

LL. M. from Yaroslav Mudryi National Law University

Media & Insight Sergiy Smirnov

30 March 2026

News

Олександр ДругАнтон КоробейніковІгор ЛозенкоАнжела МахіноваМаксим НазаренкоОлександр Ніколайчик
Sayenko Kharenko once again achieves full practice recognition in The Legal 500 EMEA 2026
19 March 2026

News

Ольга ВорожбитОлександр ДругАнтон КоробейніковІгор ЛозенкоМаксим Назаренко
Sayenko Kharenko leads the market in Chambers Europe 2026
23 February 2026

Projects

Сергій СмірновЗлата СимоненкоБогдан Головко
Sayenko Kharenko advised Kyivstar in connection with the Largest Cyberattack in Ukraine’s History
21 October 2025

Projects

Сергій СмірновЗлата СимоненкоБогдан Головко
Sayenko Kharenko has secured lifting of the freezing order in respect of Gulliver Business Centre – one of Ukraine’s major Multifunctional complexes
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