Europe Guide 2026 : Ireland
Ranked Individuals
Provided by McCann FitzGerald LLP
McCann FitzGerald LLP boasts an experienced and well-established Tax Practice, with in-depth, acute knowledge, across a broad range of industry sectors.
The team is particularly renowned for its work in advising on complex transactions including mergers and acquisitions, reorganisations, restructurings and migrations, structured finance and securitisation, investment platforms and Irish funds as well as real estate and construction.
The department’s practitioners bring together decades of experience from diverse range of backgrounds, including large public limited companies, banks, and leasing companies, which enables them to offer clients a uniquely commercial and practical perspective on complex tax matters. This breadth of experience is further enhanced by the team’s direct involvement in shaping tax policy and legislation at the highest levels, ensuring that their advice is both innovative and grounded in the latest legal developments.
Provided by Chambers
McCann FitzGerald offers a broad tax practice covering a range of transactions and debt restructurings for clients across the financial, technology, energy and real estate sectors. The law firm offers expertise in the tax aspects of cross-border M&A transactions, fund establishments and asset transactions. McCann FitzGerald also assists clients with tax disputes.
Provided by Chambers
McCann FitzGerald advised SAS, including its eight Irish Gorm entities, on the tax aspects of its filing for Chapter 11 bankruptcy in the US Bankruptcy Court for the Southern District of New York.
Provided by Chambers
The team demonstrates nimbleness and responsiveness to the highly fluid nature of transactions, and also careful attention to detail.
McCann FitzGerald combines technical excellence with commercial knowledge to deliver high-quality advice on complex, high-value matters.
The tax team understands its clients' practical business needs, and gives advice in a way that is easy to digest and implement quickly.
The team is very strong technically but also very good practically.
It is a highly experienced team across multiple disciplines. The lawyers are very responsive and efficient, and provide solutions.
Provided by Chambers
The market-leading Eleanor MacDonagh advises financial services clients on tax mandates pertaining to capital markets and real estate transactions, as well as on the establishment of new investment funds.
She is a highly skilled tax practitioner who offers comprehensive expertise across many areas of Irish and international tax law. Eleanor has a deep understanding of the issues faced by our business and provides clear and full advice.
Eleanor offers an excellent service, high level of sophistication and outstanding awareness and knowledge.
Alan Heuston acts on tax issues related to cross-border acquisitions, asset sales and investments. He also represents clients in tax disputes.
Alan is an exceptional support, giving practical and implementable tax advice.
Alan delivers really pragmatic expertise.
Alan is always very pleasant to work with.
He contributes real wisdom and deep industry knowledge.
Alan has a comprehensive understanding of navigating tax matters from a commercial and technical perspective, and is very approachable.
Deirdre Barnicle acts for Irish and international clients on the tax aspects of bond issuances, securitisation transactions and investments. She also assists with the tax implications of regulatory breaches.
Deirdre provides an outstanding service and is a pleasure to work with.
Deirdre is very strong.
She is calm when difficult situations arise and can think logically and explain our position when negotiating.
Deirdre has a wide-ranging knowledge and understanding of tax matters and how these may impact clients' businesses, allowing her to provide clear and proactive advice.
Tax: Consultants
Tax: Lawyers
Tax: Lawyers
Provided by McCann FitzGerald LLP
Eleanor MacDonagh
View profile of Eleanor MacDonaghAlan Heuston
View profile of Alan HeustonDeirdre Barnicle
View profile of Deirdre Barnicle
Chambers is the leading data and intelligence partner for the legal sector.
