INDIVIDUAL PROFILE
Gavin Pearson

Gavin Pearson

Litigation Support 2026

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Ranked in 1 practice area

About

Provided by Quantuma

Practice Areas

Gavin Pearson leads Quantuma’s Disputes, Investigations and Valuations team.

He is a highly experienced forensic accountant and expert witness with more than 25 years’ experience, a Fellow of the ICAEW and a member of The Academy of Experts.

Gavin is instructed by solicitors and prosecuting bodies to act as expert accountant in civil, family and criminal matters (including as single joint expert) in various courts, arbitrations and tribunals in the UK and overseas. Gavin has given evidence under cross-examination on more than 35 occasions.

He also regularly accepts appointments as party adviser to assist clients in the preparation and defence of claims outside of a formal expert appointment. Gavin is experienced in acting as expert determiner, including appointments under the ICAEW President’s Nominations Scheme.

The quantum of cases Gavin has worked on ranges from hundreds of thousands to billions of pounds, including large and high-profile matters.

Professional Memberships

• Fellow of the Institute of Chartered Accountants in England and Wales (ICAEW) – FCA

• Member of The Academy of Experts – Accredited Accounting Expert Witness

• ICAEW – accredited forensic accountant

• ICAEW President’s Nominations Scheme – Member

• Previous Chairman of the Forensic and Expert Witness Group of the ICAEW

Publications

Alongside fellow Managing Director Kate Hart, Gavin is annually recognised in the Forensic Accountants, Financial Advisory and Valuation Quantum of Damages chapters of Lexology Index's Consulting Experts.

Gavin is also recognised in the Asset Recovery Experts chapter of Lexology Index's Consulting Experts.

Work Highlights

Working alongside his fellow experts and team members, Gavin’s recent case work has also encompassed:

• Working on a high-profile case relating to the Post Office Horizon scandal to quantify resulting losses for over 60 wrongly accused individuals as part of a process for them to receive compensation for direct and consequential losses.

• Providing expert witness services and advisory support/shadow expert services on complex commercial disputes, as well as matrimonial, fraud and compulsory purchase cases, across a wide range of industries.

• Acting as expert determiner for share valuation and completion accounts/earn out disputes.

• Leading fraud and other investigations, including identifying and investigating wrongdoing by individuals and corporates.

Chambers Review

Provided by Chambers

Professional Advisers: Litigation Support

Forensic Accountants - UK-wide

Band 2
Band 2

Individual Editorial

Gavin Pearson is head of the UK disputes, investigations and valuations team at Quantuma. He is experienced as a forensic accountant and expert witness, having acted as expert accountant in many civil, family, and criminal matters in the UK and overseas.

Strengths

Provided by Chambers

  • Gavin Pearson was an expert witness for us on a trial. He must be one of the most in-demand accounting experts. For cases where the expert accountant is likely to be giving testimony in the High Court, Gavin is second to none. He's in court all the time, so he's very experienced and on the ball.

    Forensic AccountantsProfessional Advisers: Litigation Support
  • Gavin Pearson is super. I have seen him on his feet in a number of trials and he doesn't flap about. He simplifies things and makes everything sound incredibly easy to understand even if it's exceedingly complex. He always produces a very compelling, understanding and digestible expert report.

    Forensic AccountantsProfessional Advisers: Litigation Support
  • Gavin Pearson must be one of the best forensic accounts experts we have worked with.

    Forensic AccountantsProfessional Advisers: Litigation Support

Ranked Individuals at Quantuma (1)

UK-wide

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