Jon is the top-ranked UK Queen’s Counsel in The Legal 500’s European and Competition category. He is also ranked as a leading counsel in the fields of Telecommunications and Administrative and Public law. He sits part-time as a deputy high court judge.

His range and skillset are formidable. He is at home in stringent cross-examination in a trial setting, in advancing legal arguments before appellate courts including the UK Supreme Court, and in appearing in the European Courts. He is qualified at the Bar of Ireland as well as the Bar of England and Wales, and is a member of the New York Bar.

Qualified 1988, Middle Temple; member, New York Bar; contributor, ‘Common Market Law of Competition’ (3rd (supplement) and 4th edition); Standing Counsel to Office of Fair Trading 1997 – 2006; member of the Treasury ‘A’ panel to 2006; Queen’s Counsel 2006.

Haberdashers’ Aske’s School; Trinity College, Cambridge (1986 BA); Harvard Law School (1987 LLM).