Oleg Grynyuk

Oleg

Grynyuk

Senior Director, Testifying Expert

Oleg Grynyuk is a senior director in the Expert Services practice, based in London. Oleg has over 15 years of professional experience, specializing in the preparation of expert evidence on financial, accounting and valuation issues for the last 12 years.

Prior to joining Kroll, Oleg was a forensic director at Haberman Ilett, which was acquired by Kroll in 2020.

Oleg has worked on preparing evidence on damages and fraud-related matters in a wide variety of cases in both litigation and arbitration proceedings, including in the role of the appointed expert in international arbitrations under the London Court of International Arbitration (LCIA), International Chamber of Commerce (ICC) and Singapore International Arbitration Centre (SIAC) rules and in court proceedings in England. He has also given oral testimony in international arbitration.

Oleg’s main focus area is contentious valuation and loss of profits calculations in the emerging markets, with his experience covering a broad spectrum of industries, including financial services, retail, construction, hospitality, pharmaceuticals, heavy manufacturing, energy, and oil and gas. Being a native speaker of Ukrainian and Russian, he has considerable experience of working on matters pertaining to Eastern Europe, Central Asia and the CIS region, including preparation of expert evidence across a wide variety of investment and commercial disputes, as well as being involved in forensic investigations in the regions.

Oleg holds a bachelor’s degree in law from the University of Birmingham and a master’s degree in criminology from the University of Oxford.  He is a Fellow of the Institute of Chartered Accountants in England and Wales and a Certified Fraud Examiner.



Expert Services

Independent expert analysis, testimony, advice and investigations for complex disputes and projects.

Commercial and Economic Disputes Expert Services

Kroll excels in assessing financial loss and damages in complex commercial litigation, and offers robust analysis and testimony in M&A and post-acquisition matters.