Gráinne is a Partner in the ByrneWallace LLP Litigation and Dispute Resolution Team with over 10 years’ experience of acting for a broad range of public and private sector clients in high value and complex litigation claims across all Court jurisdictions including the High Court, the Commercial Court, the Court of Appeal and the Supreme Court. She is highly experienced at dealing with urgent ex-parte and injunction applications to the High Court. 

Gráinne advises clients across a wide range of practice areas including: property litigation; public procurement litigation; contentious construction disputes; banking disputes; defamation & social media litigation; corporate disputes; professional negligence actions; and environmental & planning law.  

Gráinne also acts for clients in other dispute resolution fora including arbitration, mediation and independent expert review process.  

Experience

• Acting for public and private sector clients in title disputes, adverse possession and actions in trespass.
  
• Advises commercial landlords on a wide range of commercial landlord and tenant matters including forfeiture and breach of covenant.  
  
• Acting for a large developer in a complex, multi-party High Court litigation in relation to claims of pyrite presence in the sub-floor of houses in a high-end housing estate. 
  
• Acting for public bodies (including Kildare County Council and the State Health Agency) in defence of public procurement challenges (Commercial Court) issued under the Remedies Regulations brought by unsuccessful tenderers including advising on discovery, redaction protocols and lawyer only confidentiality rings. 

Qualifications

• BSc. in Government and Public Policy, University College Cork, 2003
  
• Masters in International Relations, Dublin City University, 2004
  
• Qualified as a Solicitor, Law Society of Ireland, 2011
  
• Certificate in English and Welsh Property Law, 2013
  
• Qualified as a Solicitor, Law Society of England and Wales, 2014
  
• Certificate of Completion, Massive Open Online Course, Environmental Law and Climate Change, Law Society of Ireland, 2021

Memberships 

• Law Society of Ireland 
  
• Dublin Solicitors’ Bar Association
  
• Irish Environmental Law Association 

Recommendations

'I have found Mona Costelloe, Grainne Murphy and Robert McDermott diligent and careful in their advices which will hopefully leave us in good stead when the issues come to be resolved.' - Legal 500, 2023

‘I dealt specifically with Valerie Hourigan and Grainne Murphy. Both worked well as a team to deliver an excellent service. Both were very accessible.’ - Legal 500, 2022