James is a member of Oxera’s Competition, Modelling and Litigation Support teams. He has worked on cases involving anticompetitive agreements, abuse of dominance and damages, across a variety of industries including financial services, energy, communications and retail.

James has particular expertise in antitrust litigation, where he has advised both claimants and defendants in cases arising from cartels, exclusionary conduct and horizontal agreements.

Selected project experience

  • Advice to BritNed regarding its follow-on damages claim against the high voltage cables cartel (2017–)
  • Quantification of the losses suffered by a major UK mobile network operator (MNO) caused by an alleged breach of contract by another UK MNO (2017–)
  • Assessment of a company’s bundling practices (2017)
  • Advice to a large Brazilian company in relation to its defence against a follow-on damages claim (2016–)
  • Advice to a large financial investor in relation to a merger filing to the European Commission (2016–17)
  • Advice to an energy company regarding the potential merger of two UK energy Meter Asset Providers (2016)
  • Advice to Mastercard in the context of a European Commission investigation into alleged Article 101 infringements (2015–)
  • Assisting Mastercard in its defence against a number of damages claims regarding interchange fees (2015–)
  • Advice to a number of purchasers of cathode ray tubes (CRTs) in relation to a follow-on damages claim against the CRT cartel (2015–)
  • Advice to a large retailer in relation to an investigation into certain vertical agreements with its suppliers (2014–15)
  • Advice to a retailer in the context of litigation involving a restrictive covenant in a land agreement (2014–15)
  • Advice to a major energy company regarding its claim that another energy company abused its dominant position in the UK Continental Shelf (UKCS) (2014–15)
  • Advice to Scottish Power during the Competition and Markets Authority’s (CMA) investigation into the GB energy market (2014–16)
  • Survey analysis for Skyscanner during its appeal against the Office of Fair Trading’s (OFT) commitment Decision following its investigation into online hotel bookings (2014)
  • Advice to a major retailer to assist in its response to the OFT’s investigation into alleged resale price maintenance of sports bras (2013–14)
  • Quantification of the damages suffered by National Grid as a result of the gas-insulated switchgear cartel (2013–14)


  • MSc Economics, University College London
  • BSc Economics, University of Southampton