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Jonathan Ellis

Jonathan Ellis

Accuracy1 Raffles Place#26-01 One Raffles PlaceSingaporeSingapore048616

Global Leader

Arbitration Expert Witnesses 2019

Professional Biography

WWL Ranking: Recommended

WWL says

Jonathan Ellis has wide-ranging accountancy experience and "works seamlessly with the legal and client teams", according to commentators. His speciality lies in the quantification of damages and valuations both in litigation and arbitration proceedings.


Jonathan Ellis co-leads the Singapore office of Accuracy. He is a director sitting within the forensics, litigation and arbitration practice and has had broad forensic experience over the past 12 years. He specialises in the quantification of damages and valuations, in particular in dispute contexts, for litigation, arbitration and expert determination purposes. He has worked on matters before the UK High Court, the UK family division as well as in ad hoc, LCIA, ICC, SIAC, UNCITRAL and ICSID arbitration forums.

Jonathan has provided advice and support (including giving oral testimony) across a variety of sectors and geographies, including energy, natural resources and manufacturing.

Jonathan has previously spent three years in the valuation team of a UK Big Four accounting firm, where he provided valuation advice on both contentious and non-contentious matters.  He also has experience of independent accounting investigations, providing consulting advice to utility suppliers in the Middle East and has co-authored a report on the effects of tax in the United Kingdom on financial institutions.

Jonathan is a physics graduate of Imperial College London and has a master's degree in accounting and management science, with distinction, from the University of Southampton. He is a fellow of the Institute of Chartered Accountants in England and Wales (ICAEW), where he was previously the vice chairman of the energy and natural resources special interest group, he is also a current member of the valuation and forensic groups. Additionally, he is a member of the Association of International Petroleum Negotiators (AIPN).

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