James is a partner in our Dispute Resolution Group and co-head of our International Arbitration Group.  He has a broad ranging international disputes and investigations practice, with a particular focus on international commercial arbitrations in relation to corporate, company and construction disputes.  James also frequently advises corporate and banking clients in relation to contentious tax disputes; and conducts corporate and banking-related internal and regulatory investigations.

Highlights include advising:

  • a FTSE100 corporate in relation to an ICC arbitration brought against it by its JV partner concerning a dispute about the operation of a JV in the Far-East
  • a FTSE250 corporate in relation to an ICC arbitration against a Middle-Eastern government concerning one of the largest airport construction projects in the world
  • an Eastern European state-owned energy company in respect of a high value UNCITRAL arbitration with a US contractor in relation to a turnkey contract for the repowering of two major power plants
  • ForteBank in relation to the international enforcement of a US$600m arbitration award
  • First Nationwide, a subsidiary of Nationwide Building Society, on the successful defence of an appeal to the Court of Appeal by HMRC, which clarified the tax treatment of dividends
  • a major financial institution in relation to an investigation into the institution’s trading of carbon emission certificates and their alleged connection with fraudulent trading activity
  • JPMorgan Chase Bank on cross-border investigations conducted by the FCA, DoJ, and other regulators worldwide in relation to alleged misconduct in the G10 spot FX market, and on the subsequent settlements
  • the Reed Group in the Court of Appeal and below in relation to claims against HMRC for over-accounted VAT during a period of many years in respect of the supply of temporary workers
  • a major media group in relation to the Leveson Inquiry

James is recommended for Banking Litigation, Commercial Litigation and International Arbitration in Legal500, 2017.  He is recognised as a leading practitioner in the International Tax Review: Tax Controversy Leaders Guide, 2017, and was identified as one of Global Investigation Review's 2014 "40 under 40" for his work in relation to tax and fraud-related investigations and litigation.

James Stacey leads the firm’s arbitration group and is ‘excellent and hugely able - he is a details-man, who gives very thoughtful and considered advice that is practical and commercial, as well as legally spot-on’
Legal 500, 2017

James Stacey ‘provides great direction and motivation, while also being willing to get stuck in to the hard work himself’
Legal 500, 2017

A big asset to have on your side in any piece of tax litigation
Legal 500, 2014


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