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Catherine is a partner in the tax department at Matheson.

Catherine has significant experience advising multinational corporations doing business in Ireland on Irish corporate tax.

Her work primarily comprises advising multinationals on the Irish tax aspects of their operations including tax effective structuring of global reorganisations, IP ownership, inward investment projects and cash repatriation strategies.

Catherine has a particular interest in advising on domestic and cross border tax disputes on transfer pricing matters, including Irish audits, mutual agreement procedure requests, correlative relief claims, advance pricing agreements and advising on the application of EU State aid principles in the context of Irish taxation matters.

Her clients include many of the leading multinational corporations established in Ireland, primarily in the pharmaceutical, healthcare, ICT and consumer brand sector.

Experience and Education

Catherine has experience advising:

  • leading multinationals on the Irish tax aspects of their operations including tax effective structuring of global reorganisations, IP ownership, supply chain planning and cash repatriation strategies.
  • on transfer pricing aspect queries and audits by the Irish Revenue Commissioners.
  • on obtaining relief from double taxation on transfer pricing adjustments, including correlative relief claims, mutual agreement procedure requests and advance pricing agreements.
  • on the application of the Irish transfer pricing regime.
  • on the application of EU State aid principles in the context of Irish taxation matters.
  • companies on their establishment in Ireland.
  • on Irish stamp duty aspects of corporate restructurings and corporate transactions.
  • University of Limerick, BA Law and Accounting
  • Catherine is a Chartered Tax Advisor and a member of the Law Society of Ireland.
  • Catherine has published articles in leading tax journals, is co-author on the Ireland section of the Bloomberg BNA TP Forum and is co-author of the Ireland chapter of the International Fiscal Association Cahiers on Cross Border Business Restructuring.
  • Catherine is currently Chairperson of the International Fiscal Association – Irish branch.

Latest Insights

Insights
07/01/2025

Tax Controversy and Dispute Resolution Annual Report 2024

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Insights
09/07/2024

Chambers Transfer Pricing 2024

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Insights
09/05/2024

New Guidance on Ireland’s APA Programme

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Insights
15/08/2023

The Transfer Pricing Law Review, Seventh Edition

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Insights
26/05/2023

InDispute Series: APAs and MAPs continue to grow in importance for taxpayers seeking to prevent and resolve disputes

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Insights
24/05/2023

Chambers Transfer Pricing 2023

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Insights
18/05/2023

Chambers Corporate Tax 2023

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Insights
02/02/2023

InDisputes: USD 518m expense not deductible – Tax advice referred to as evidence against taxpayer

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Insights
25/10/2022

Getting the Deal Through: Transfer Pricing 2023

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Accolades

“Catherine O’Meara is a great adviser and provides valuable support to clients.”

Tax: Chambers Europe

2025

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