Andrew Flower
Managing Director
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25+ years of experience in forensic accounting and in providing expert evidence in international arbitration (commercial and investor state)
Named one of the top 10 leading expert witnesses in international arbitration in Europe by “Who’s Who Legal”
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Andrew Flower is a Managing Director with Alvarez & Marsal Disputes and Investigations in Paris. He has more than 25 years of experience in forensic accounting and in providing expert evidence in international arbitration (commercial and investor state). In 2017, he was named one of the top 10 leading expert witnesses in international arbitration in Europe by “Who’s Who Legal,” as well as recognised as a Thought Leader in International Arbitration.

Mr. Flower has provided expert evidence in arbitrations conducted under the auspices of institutions including ICC, ICDR, ICSID, DIAC, NAI, DIS, and under UNCITRAL rules. He has provided written evidence in over 150 disputes, and has testified and been cross-examined on his evidence before tribunals in New York, Washington DC, London, Paris, Stockholm, The Hague, Geneva, Zurich, Dubai, Singapore and Brisbane.

Throughout his career, Mr. Flower has also provided advice to parties in post transaction disputes, both in connection with arbitrations and in the context of expert determinations. He acted both as an advisor to one of the parties and as the appointed determining expert.

Prior to joining A&M, Mr. Flower was the global head of the disputes practice in one of the Big Four accounting firms working out of their Paris, New York and London offices. Mr. Flower has also been appointed as an independent expert by the ICC Centre of Expertise and as a tribunal appointed expert in an ICC arbitration. Mr. Flower has also acted as mediator in a royalty dispute.

In addition to his work in arbitration, Mr. Flower assisted Vivendi as a defendant in their long running class action suit in the New York Courts and has provided written expert evidence in matters before the English High Court. He was also one of the senior advisors to the Kuwait Government in the assessment of corporate claims for damages arising from the First Gulf War.

Mr. Flower earned a bachelor’s degree in history from the University of York. He is a fellow of the Institute of Chartered Accountants in England and Wales and is a native English and fluent French speaker.