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Debbie Revill

Debbie Revill

Haberman IlettThe Adelphi 1-11 John Adam StreetLondonEnglandWC2N 6HT

Global Leader

WWL Ranking: Recommended

WWL says

Debbie Revill is an “extremely knowledgeable and hard-working” expert witness, according to peers. She has “solid expertise in forensic accountancy matters” and “communicates very well in tribunals”.


Debbie Revill is a partner at Haberman Ilett, part of Blackrock Expert Services Group, with over 15 years’ forensic accounting experience. While she has experience in all aspects of forensic work across a wide range of industries, for the last 10 years she has had a particular focus on oil and gas and financial services disputes.

In the oil and gas sector she has played a leading role in several billion-dollar disputes. She is experienced in the complexities of such cases, having gained in-depth knowledge of the industry from working on both expert and advisory matters in Europe, the CIS region, South America, West Africa and the Middle East. She is known for her ability to collaborate and work with lawyers and other technical experts.

More broadly, Debbie has been actively involved in over 50 matters. Her experience includes evaluating quantum in commercial and contractual disputes, bilateral investment treaty claims, expert determinations, fraud cases and valuation disputes.

She has been involved in arbitrations under LCIA, ICC, UNCITRAL, SCC and ad hoc rules, as well as having experience in both the UK and overseas courts. She has advised private clients and companies across many industries, including energy, infrastructure, construction, telecommunications, technology, media, pharmaceuticals and financial services.

Debbie qualified as a chartered accountant in 2002 and spent seven years at a Big Four firm before joining Haberman Ilett. She is a member of several leading international arbitration groups and a fellow of the Institute of Chartered Accountants in England and Wales.

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