
Dispute Resolution: Healthcare Litigation
Europe Guide 2026 : Ireland
Rankings

Ranked Individuals
Ranked Individuals
About
Provided by Arthur Cox
Our Litigation, Dispute Resolution and Investigations Group is the leading practice of its kind in Ireland. We are recognised for our expertise in complex, high-value cases heard in the Commercial List of the High Court and our experienced investigations practice. We represent corporates, financial institutions and insurance bodies, government entities and state bodies, professional organisations, and private individuals, and work with the most prominent firms from around the world.
Our disputes practice is market-leading. We have wide-ranging experience in all types of commercial and corporate disputes, including those arising from commercial agreements and operations, the financial markets, mergers and acquisitions, share dealings and other corporate and banking transactions. We also assist clients to prevent disputes before they occur.
We have expertise in all forms of alternative dispute resolution, including arbitrations, mediations, conciliations and expert determinations. Our international arbitration team acts for clients in high-value, multi-party and complex cross-jurisdictional arbitrations for clients in every business sector. We have wide-ranging experience in dealing with investigations and have played a significant role in many of the most important regulatory investigations and statutory inquiries in Ireland in recent years.
Chambers Review
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Work Highlights
Provided by Chambers
Arthur Cox acted for Energia Group on its successful Judicial Review against the Commission for the Regulation of Utilities at the Commercial Court in relation to the compensation of renewable energy generations when they are shut down owing to issues with the electricity grid.
Strengths
Provided by Chambers
The team is extremely knowledgeable and very responsive.
Dispute Resolution: Healthcare Litigation respondentEuropeThe firm has excellent professionals who deliver clear, top-quality advice and a prompt service. They are strong advocates.
Dispute Resolution: Healthcare Litigation respondentEuropeThe team gives good commercial advice, and is timely, prompt and understands its clients well.
Dispute Resolution: Healthcare Litigation respondentEuropeArthur Cox's strengths are its wide breadth of experience, commerciality and pragmatism.
Dispute Resolution: Healthcare Litigation respondentEuropeArthur Cox has an experienced team with a tactical mindset.
Dispute Resolution: Healthcare Litigation respondentEurope
Notable Practitioners
Provided by Chambers
Senior Statespeople 
Senior Statespeople 
Andrew Lenny
Andrew Lenny has experience in high-value follow-on competition damages claims and in the defence of professional negligence allegations. He also handles public law litigation. He provides commercially focused advice, and is pragmatic and responsive.
Dispute Resolution: Healthcare Litigation respondentEurope
Band 1 
Band 1 
Eve Mulconry
Eve Mulconry advises on diverse matters ranging from applications for the judicial review of planning authority decisions through to sensitive IP, competition or shareholder disputes.
Eve Mulconry has a depth of experience and a particularly strategic mindset that sets her apart in the industry. She is a trusted adviser and best placed to advise us on difficult decisions.
Dispute Resolution: Healthcare Litigation respondentEuropeEve is beyond doubt an exceptional litigator, with sound, practical advice and direction.
Dispute Resolution: Healthcare Litigation respondentEuropeEve is really strategic, with an absolute mission to deliver the best outcome for her clients.
Dispute Resolution: Healthcare Litigation respondentEurope
Band 2 
Band 2 
Keith Smith
Keith Smith assists clients with commercial litigation proceedings and also advises on judicial reviews. He offers experience advising on regulatory disputes and investigations.
He is very approachable and practical.
Dispute Resolution: Healthcare Litigation respondentEuropeHe's really excellent.
Dispute Resolution: Healthcare Litigation respondentEuropeKeith is excellent. He's a very good lawyer and decent to deal with.
Dispute Resolution: Healthcare Litigation respondentEuropeKeith really represents his clients very well and is always pushing to solutions quickly and optimising communication.
Dispute Resolution: Healthcare Litigation respondentEuropeKeith Smith is an outstanding lawyer who is always available and really understands his clients.
Dispute Resolution: Healthcare Litigation respondentEurope
Band 3 
Band 3 
Joanelle O'Cleirigh
Joanelle O'Cleirigh assists with commercial disputes and contentious regulatory matters arising for healthcare service providers. She also handles medical products liability claims. Joanelle is clearly a highly skilled expert in her field and a top notch litigation strategist.
Dispute Resolution: Healthcare Litigation respondentEuropeJoanelle O'Cleirigh is a great lawyer with commercial understanding.
Dispute Resolution: Healthcare Litigation respondentEurope
Band 3 
Band 3 
Richard Willis
Richard Willis acts for prominent players in the financial and professional services sectors. He is well placed to advise on regulatory disputes. He has good client relationship skills. He is thorough and looks into everything; he leaves no stone unturned.
Dispute Resolution: Healthcare Litigation respondentEuropeRichard is really good.
Dispute Resolution: Healthcare Litigation respondentEuropeHe is a brilliant litigator who is diligent and sensible.
Dispute Resolution: Healthcare Litigation respondentEurope
Band 4 
Band 4 
Michael Twomey
Michael Twomey acts for a range of domestic and international clients on cross-border shareholder disputes. He also assists with a wide range of commercial court proceedings.
Ranked Individuals at Arthur Cox (6)
Members
Provided by Arthur Cox


Jack Logan

Deirdre O'Mahony

Conall O'Shaughnessy

Andrew Lenny
View profile of Andrew Lenny
Keith Smith
View profile of Keith Smith
Richard Willis
View profile of Richard Willis
Joanelle O'Cleirigh
View profile of Joanelle O'Cleirigh
Michael Twomey
View profile of Michael Twomey
Arthur Cox has rankings in the following guides
Band 1 Global 2026
Practice area: Dispute Resolution
Location: Ireland
View department profile for Global 2026
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