James May

James is a Principal in Oxera’s competition team, with particular expertise in competition litigation cases.

James advises both claimants and defendants in relation to various types of competition litigation cases, including those arising from horizontal/vertical agreements and abuse of dominance. He has advised National Grid in relation to its claim against the Gas Insulated Switchgear cartel, Mastercard in its defence against a number of damages claims regarding interchange fees, and Google regarding its defence against a number of damages claims. He is also involved in a number of collective actions in the UK.

James speaks English.

Tel: +44 (0) 1865 253083

James' specialisms include:

EXPERTISE

Selected
professional experience

Advice to National Grid and Scottish Power regarding a damages claim against the high voltage cables cartel (2019–20)
Advice to a rail company regarding its defence against a standalone claim that it abused its dominant position (2019–)
Advice to a financial services company in the context of a PSR investigation into an alleged breach of Article 101 (2019–)
Advice to Google regarding its defence against a number of damages claims in Europe following the Google Shopping decision (2018–)
Advice to a manufacturer of building products in the context of an investigation by the CMA into an alleged breach of Article 101 (2018–)
Advice to purchasers of lifts and elevators regarding their claim for damages
(2018–)

Qualifications

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

Latest Insights: James May

10 Jul 2025

Events

Network on the Green

Join us for an exclusive summer evening at Swingers Crazy Golf, curated for legal professionals below Partner or KC level. Whether you’re a pro mini-golfer or a first timer, it’s a perfect opportunity to step away from the office for an evening of competition and fun. There’ll be delicious street… Read More