Profile

Muireann Dennehy

Mason Hayes & Curran

My Contact Information

Mason Hayes & Curran
Dublin
Phone 1: 35316142117

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Ireland

Bio

Muireann is a partner in the Dispute Resolution team at Mason Hayes & Curran, one of Ireland's leading law firms. She is also a member of the Investigations & White Collar Crime team. Her practise focuses on corporate investigations and civil and regulatory fraud, alongside which she maintains a broad commercial litigation practice.

Muireann has considerable expertise in conducting high profile, cross-jurisdictional, investigations. She acted for Volkswagen on the global diesel emission investigations. Notably, she advised on the first deferred prosecution agreement negotiation with the Serious Fraud Office in the UK. Muireann previously held the position of head of investigations (EMEA) at the international investment bank Morgan Stanley in London.

Muireann has represented clients in disputes before the London Commercial Court, the English Court of Appeal and London Court of International Arbitration.

Muireann has over 15 years of extensive international experience from practice in London and New York. Muireann trained at White & Case and has practised with international law firms Jones Day and Quinn Emanuel.

Muireann is a former prosecutor with the United Nations International Criminal Tribunal for the former Yugoslavia in The Hague. She worked at the United Nations Headquarters in New York and the World Trade Organisation in Geneva. She maintains an active pro bono practice focusing on gender based violence and refugee issues.

Practice Areas

  • Complex Commercial Litigation
  • Corporate Crime
  • Corporate Governance
  • Crisis Management
  • Cybercrime
  • Due Diligence Investigations
  • Government Investigations
  • Insider Trading
  • Internal Investigations
  • White Collar Crime