Ms Louise O'Byrne > Arthur Cox > Dublin, Ireland > Lawyer Profile

Arthur Cox
D02 T380

Work Department

Employment / Health and Safety


Louise has a broad advisory, litigation and transactional practice covering all aspects of employment law both contentious and non-contentious.

Louise provides commercial and solutions focussed advice to a wide range of clients to include clients in the financial services, manufacturing, retail, technology, energy, pharmaceutical and healthcare sectors. Louise advises and represents employers in all types of employment disputes, including unfair dismissal, employment injunctions, occupational stress and bullying claims, transfer of undertakings, fixed-term and part-time work and discrimination claims. She regularly appears for clients in the Workplace Relations Commission, the Circuit Court, the High Court, the Court of Appeal and the Supreme Court. Louise has particular expertise in advising on the employment aspects of corporate transactions and outsourcings.


Admitted as Solicitor England and Wales (2010)
Admitted as Solicitor (2010)


Chartered Institute of Personnel Development
Employment Lawyers Association of Ireland
European Employment Lawyers Association
Health and Safety Lawyers Association of Ireland
Women’s Executive Network (WXN)


BCL, UCC 2002 – 2005
Diploma in Commercial Litigation, Law Society of Ireland 2007 – 2008
Diploma in Corporate Law and Governance, Law Society of Ireland, 2008 – 2009
Diploma in Employment Law, UCD, 2010 – 2011
CEDR, Accredited Mediator, 2016

Lawyer Rankings

Ireland > Employment

(Next Generation Partners)

Louise O’ByrneArthur Cox

Led by Séamus Given, Arthur Cox‘s team handles a wide range of employment matters for a client base including prominent Irish and international companies. The team frequently advises on the employment aspects of M&A transactions, and on the contentious side, it assists clients with defending themselves against allegations of discrimination and unfair dismissal. As a result of the Covid-19 pandemic, the team has also received instructions from companies looking to restructure or make redundancies. In addition to Given, Cian BeecherKevin Langford and Louise O’Byrne are other key contacts in the team.