About Marion
Marion Lespiau has 14 years of professional experience in financial and accounting matters. Marion’s work involves quantifying lost profits or wasted costs, and valuing businesses in contentious situations. She has acted as expert in her own name and has supported other experts in preparing their evidence.
Marion is a lawyer by background, which gives her a unique perspective and an ability to work efficiently with lawyers. She is particularly skilled at drafting expert reports and presenting expert evidence clearly and concisely.
Marion was named as a Future Leader in the 2023 Who’s Who Legal Arbitration Expert Witnesses list.
Marion has worked across a wide range of industry sectors, including property investment, construction, retail, energy (including gas, nuclear, wind and oil), manufacturing, pharmaceuticals, aviation and private equity. She has experience in small and large cases, with claims ranging from USD500,000 to USD600 million.
Marion holds Chartered Accountancy qualifications in France and in England and Wales. She is a Certified Fraud Examiner and a member of the Chartered Institute of Arbitrators.
Marion has worked on cases conducted in English or French, with underlying documents in German, Spanish or Italian. She is a native French speaker; she lived and worked in Germany for two years.
Marion currently serves as Treasurer and member of the Board of ArbitralWomen.
Certifications
Qualified French lawyer (“CAPA”)
Qualified French Accountant (“DEC”)
Certified Fraud Examiner (“CFE”)
Chartered Accountant (“ACA”)
Associations
Member of the Institute of Chartered Accountants in England and Wales (“ACA”)
Member of the Chartered Institute of Arbitrators (“MCIArb”)
Education
Master in Management, HEC Paris
D.E.S.S., Corporate Law and Tax, Université Paris I Panthéon-Sorbonne
LL.B., English and French Law, King’s College London
Maîtrise, English and French Law, Université Paris I Panthéon-Sorbonne
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Contact
T: +44 20 7979 7461
M: +44 777 366 4558
marion.lespiau@fticonsulting.com -
Office
200 Aldersgate
Aldersgate Street
London EC1A 4HD
United Kingdom
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Expertise
Cross-border Litigation
Expert Testimony
International Arbitration
Valuation
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Industries