The Yearbook & Directory of Ireland's international financial services industry
Tuesday, 28th September 2021

Legorburu, Jon

Firm: ByrneWallace LLP
Position: Partner, Head of Litigation & Investigations
Address: 88 Harcourt Street, Dublin 2
Phone: +353 1 691 5494
Fax: +353 1 691 5010
Personal URL:

Special Areas:

Jon is partner and Head of ByrneWallace LLP's Litigation and Dispute Resolution practice and also leads the Insurance Regulation Group. He is one of Ireland's leading practitioners in the areas of corporate and white collar crime, commercial litigation and in large-scale project-based investigations in the financial services, health and insurance sectors. He also advises major public sector clients in the conduct of high profile statutory and non-statutory inquiries.

Jon's specialist areas include financial services, corporate and banking regulatory litigation and investigations. He also advises on company and corporate disputes, regulatory disputes, and provides project based litigation in the construction and logistics sectors, and intellectual property/information technology matters. His work focuses on the early economic analysis of cases, rational behaviour in dispute situations, and strategies designed to achieve business gains where conflicts arise.

Jon is well versed in all types of Court actions including Mareva Injunctions, Anton Piller Orders and other pre-emptive remedies, with high success rate in getting disputes resolved quickly and effectively.

Jon's experience includes being lead Irish Counsel on various finance investigations, enquiries and other contentious regulatory mandates. He has represented clients in Ireland and in the UK in relation to money laundering investigations, disciplinary action in relation to the FSA and the PLUS Regulator on investment markets investigations and taking client claims to the FSA and the PLUS Market regulator.


Prior to joining ByrneWallace in 2010, Jon has worked in leading law firms in England and Australasia, including Slaughter and May in the United Kingdom and Chapman Tripp in New Zealand.


Bachelor of Arts (BA)(Honours)(Political Science), University of King's College, Halifax, Canada, 1990
Master of Science (Msc)(Econ)(British Politics), London School of Economics and Political Science
Bachelor of Laws (LLB), University of Edinburgh, 1994
Common Professional Exam (CPE), College of Law, London, 1995
Legal Practice Course (LPC), College of Law, London, 1996
Admitted as a Solicitor, Law Society of England & Wales, 1998
Admitted as a Barrister, New Zealand Law Society, 1999
Admitted as a Solicitor in Ireland 2010


Jon is member of the Dublin Solicitors Bar Association, the Law Society of Ireland, the Law Society of England & Wales, the Law Society of New Zealand, the Anti-Counterfeiting Group, and the Society of Computers and the Law.