Ms Deirdre O'Mahony > Arthur Cox > Dublin, Ireland > Lawyer Profile
Arthur Cox Offices
10 EARLSFORT TERRACE
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Ms Deirdre O'Mahony
Litigation, Dispute Resolution and Investigations
Deirdre is a partner in the Litigation, Dispute Resolution and Investigations Group. She specialises in investigations, commercial and regulatory disputes and corporate / white collar crime.
Deirdre advises a range of domestic and international clients on significant commercial and regulatory disputes, investigations (internal, regulatory, cross-border and criminal) and criminal prosecutions. Deirdre is a founding member of the Ireland Chapter of the Women’s White Collar Defence Association (WWCDA), the Irish representative member of the European Criminal Bar Association Anti-Corruption Europe (ACE) Working Group and Committee member of the Health and Safety Lawyers’ Association of Ireland. Deirdre co-authored the Ireland chapter of the White-Collar Crime Guide 2019 for Chambers and Partners and the ACE Country Report for Ireland on anti-bribery / corruption. Deirdre is also an accredited CEDR mediator.
Admitted as a Solicitor, 2009
Law Society of Ireland; Founding member, Ireland Chapter of the Women’s White Collar Defence Association (WWCDA); Irish representative member, ECBA Anti-Corruption Europe (ACE) Working Group; Committee member, Health and Safety Lawyers’ Association of Ireland (HSLAI)
Certificate in Local Government Studies, IPA/UCD, 2012
LL M, NUIG / Queen’s University, Belfast, 2006
LL B, University of Limerick, 2004
The ‘excellent‘ team at Arthur Cox is active in the commercial and corporate sphere, advising on shareholder and boardroom disputes and investigations. The team also has extensive experience in high-profile statutory inquiries across a range of sectors, and international investigations involving regulatory authorities in the US and the EU. The practice is led by Joanelle O’Cleirigh, who has a strong reputation for representing clients in public inquiries; Greg Glynn, who has extensive experience in investigations by foreign regulators; and Richard Willis, whose practice covers internal, regulatory and financial crime investigations. Deirdre O’Mahony is also noted for her expertise in regulatory investigations in the financial sector.
Top Tier Firm Rankings
- Banking and finance
- Capital markets
- Commercial, corporate and M&A
- Data privacy and data protection
- Dispute resolution
- Energy and natural resources
- EU and competition
- Healthcare and life sciences
- Information technology
- Insolvency and corporate restructuring
- Investment funds
- Media and entertainment
- Pensions and employee benefits
- Planning and environment
- Projects and PPP
- Public sector
- Real estate