Firm PROFILE

Dillon Eustace

Europe 2026

Rankings

Leading firm in Europe 2026

Ranked Departments

Ranked Individuals

Top figures

39

Partners

3

Offices

200

Company Size

Content provided by Dillon Eustace

Overview

Provided by Dillon Eustace

Dillon Eustace is one of Ireland’s leading corporate law firms. Headquartered in Dublin, Ireland with offices in New York and the Cayman Islands. We represent international and domestic clients, asset managers, investment fund promoters, insurers, banks, corporates, government and supranational bodies as well as media, insurance companies, aviation, maritime industry participants and real estate investors and developers.

Key people

Provided by Dillon Eustace

Donnacha O'Connor
Managing Partner
Etain de Valera
Partner, Head of Asset Management and Investment Funds
Mark Thorne
Partner, Head of Banking and Capital Markets
Adrian Benson
Partner, Head of Corporate and M&A
Martin Colman
Partner, Head of Real Estate
Paul Breen
Partner, Head of Litigation and Dispute Resolution
John O'Riordan
Partner, Head of Commercial Litigation
David Lawless
Head of Taxation
Jamie Ensor
Partner, Head of Restructuring and Insolvency
Keith Waine
Partner, Head of Financial Regulation

Work & experience

Provided by Dillon Eustace

Our work focuses on asset management and investment funds, banking and capital markets, corporate and M&A, employment, litigation and dispute resolution, financial regulation, real estate, restructuring and insolvency and taxation.