TAE Accreditations

  • Expert Witness

Specialist Registers

  • ICAEW Expert Scheme


  • CEDR Accredited Mediator CEDR
  • Bachelor of Science Bsc (Hons)
  • Member of the Chartered Institute of Arbitrators MCIArb
  • Member of the Expert Witness Institute MEWI
  • AIQA
  • Fellow of The Academy of Experts FAE
  • Certified Fraud Examiner CFE
  • Member of the ICAEW ACA (1979)
  • Fellow of the ICAEW FCA (1989)
  • LicIQA (1993)
  • Member of the Chartered Institute of Arbitrators MCIArb (1997)

Expert Witness Snapshot

Kathryn is a Chartered Accountant and a Managing Director at AlixPartners. She specialises in forensic accounting and dispute consulting services has more than 40 years’ experience in the accounting profession.  She is one of the UK’s most senior and experienced accounting experts and has extensive experience of both litigation and arbitration.

Kathryn carries out financial investigations and provides expert witness and dispute resolution services including early assessment, on-going support, reporting and testifying before courts and tribunals.  She also advises in alternative dispute resolution including mediation and expert determination and is regularly appointed as an independent determiner.

Kathryn is engaged in disputes concerning financial accounting and auditing issues as well as quantum and damages calculations.  Throughout her career she has worked across a very wide range of industries and sectors and she has extensive experience in high-profile and international cases involving accounting issues and complex calculations of loss and damages.

Kathryn has written hundreds of accounting and quantum reports and has testified on many occasions. She is particularly known for her keen analytical mind, her professionalism and her ability to adapt to clients’ needs.  Her extensive knowledge and wealth of experience enable her to provide robust testimony before courts and tribunals and to assist with successful and significant settlements outside the courts.

Kathryn’s experience also includes disputes arising from M&A transactions, joint ventures and shareholder disputes, completion accounts disputes, claims for breach of warranty, misrepresentation, breach of contract and loss of profit, competition matters, fraudulent accounting, regulatory investigations, professional negligence and insurance claims. She has worked with law firms in the United Kingdom, Europe, the Far East, the Middle East, Asia and the United States, on cases involving entities around the world.

With an honours degree in mathematics, Kathryn trained and qualified as a Chartered Accountant with a predecessor of PwC, qualifying in 1979. In 1990 she joined BDO, where she became partner in 1995, later becoming that firm’s UK National Head of Forensic Accounting. She joined KPMG in 2010 where she was Chairman of KPMG Forensic in the UK until 2016.

Kathryn is a member of the Council (the ultimate governing body) of the Institute of Chartered Accountants in England and Wales (ICAEW), past Chairman of the ICAEW’s forensic and expert witness special interest group, past Vice-Chairman of its Commercial Board and immediate past Chairman of the ICAEW’s Audit Committee

Kathryn became a Fellow of the ICAEW in 1989 and a Fellow of the Academy of Experts in 2006. She is a Certified Fraud Examiner, has trained as a mediator with CEDR, and is a member of the Chartered Institute of Arbitrators.  Kathryn is also an independent director on the board of the London Chamber of Arbitration.

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