Ivan Meleshenko
Partner, Advocate
Head of Investigations
Languages
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Ivan Meleshenko is a partner and head of Asari Legal’s Investigations practice. He has extensive experience designing end-to-end strategies for resolving corporate conflicts and commercial disputes, handling complex cross-border proceedings that involve parallel court and arbitration actions across multiple jurisdictions, conducting internal investigations and regulatory/criminal inquiries, as well as tracing and recovering assets worldwide.
Ivan has also represented foreign investors in disputes with Baltic, Central and Eastern European, Central Asian, and African states arising from breaches of investment protection treaties.
In addition, he has significant experience advising on Russian and international tax law and customs regulation.

Education
Project highlights
Investigations
Representing:
- a private client in a large-scale criminal investigation in an EU Member State concerning alleged money laundering, in which the authorities ultimately declined to bring charges, found no criminal conduct, and closed the case with prejudice, fully preserving the presumption of innocence
- a major Russian oil company in obtaining Norwich Pharmacal disclosure orders from the courts of the British Virgin Islands, Nevis, and Belize; ;the information and documents obtained were subsequently used in substantive proceedings in the High Court in London
- a private client in US proceedings under 28 U.S.C. §1782, seeking discovery in support of litigation in Europe; applications were filed and granted in six US states in respect of around 20 respondents
- a private client in a large-scale criminal investigation in an EU Member State concerning alleged money laundering, in which the authorities ultimately declined to bring charges, found no criminal conduct, and closed the case with prejudice, fully preserving the presumption of innocence
- a major Russian oil company in an investigation that resulted in a complaint to a European financial regulator regarding alleged breaches of securities and stock exchange regulations
International litigation
Representing:
- a major Russian oil company in High Court litigation in England concerning claims exceeding USD 300 million, including applications for a worldwide freezing order against four well-known businessmen and Norwich Pharmacal disclosure orders ;in connection with allegations of a sophisticated, multi-jurisdictional fraud; the case resulted, among other things, in a judgment by the Civil Division of the Court of Appeal that was unprecedented in terms of the scope of review undertaken
- a private client in an EU Member State in a dispute against a subsidiary of a European major bank, seeking liability for losses caused by breaches of banking services agreements and bank secrecy obligations
- an independent oilfield services company in US court proceedings involving claims exceeding USD 200 million based on alleged fraud, unjust enrichment, RICO violations, and other causes of action
- an international corporate group in judicial and administrative proceedings across five jurisdictions in connection with a corporate conflict and misappropriation claims affecting group companies
- a Russian entrepreneur in US court proceedings on a claim for unjust enrichment initiated against a private individual
International investment arbitration
Representing:
- a private business group in preparing for arbitration against a Central Asian state concerning investments in the oil and gas sector
- a private business group in preparing for arbitration against a Central Asian state concerning investments in the oil and gas sector
- a private business group in preparing for arbitration against an African state concerning investments in the mining sector
International commercial arbitration
Representing:
- a major Russian business group in two series of disputes and arbitral proceedings concerning the governance and operations of a large oil company
Russian litigation
Representing:
- an international corporate group in Russian court proceedings seeking interim measures in support of fraud litigation pending in Cyprus
Reputation recovery
Representing:
- a private client in a series of judicial and pre-trial proceedings in EU jurisdictions regarding the protection of the client’s honour, dignity, and business reputation in the face of past and current defamatory publications
Taxes
Representing:
- a private client in a mutual agreement procedure under a double tax treaty between Russia and an EU member state in connection with tax claims amounting to approximately €500 million



