Ms Helen Kelly > Matheson > Dublin, Ireland > Lawyer Profile

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Work Department

Partner and Head of EU, Competition and Regulatory Law Group


Helen Kelly is a partner and head of the EU, Competition and Regulatory Law Group at Matheson. Helen has particular expertise in EU and Irish merger control work and has experience in dealing with large scale mergers and complex joint venture arrangements under the EU Merger Regulation as well as advising on Irish merger control issues. Helen also advises on behavioural competition issues including cartels and abuses of a dominant position. Helen has experience in dealing with complex investigations including dawn raids by the European Commission, the Consumer and Competition Protection Commission (CCPC) and other sectoral regulators as well as witness summons procedures by the CCPC. Helen has in-depth experience of state aid issues advising the State, recipients of aid and complainants. Helen also regularly advises on public procurement issues.


Qualified as a solicitor in England and Wales (non-practising); College of Law, York (Law Society Finals); London School of Economics (LLM); Trinity College Dublin (LLB).

Lawyer Rankings

Ireland > Telecoms

(Leading individuals)

Helen KellyMatheson

The ‘knowledgeable, responsive and efficient‘ team at Matheson counts leading companies in the fixed, mobile and broadcasting telecoms markets among its clients. The team advises on corporate transactions in the sector, including mergers and disposals; consumer law issues; large-scale telecoms projects; litigation, including defending clients in regulatory enforcement actions and regulatory investigations; and competition matters such as merger control. The ‘practical, hardworking, thoughtful and strategicHelen Kelly leads the practice and has extensive experience advising on mergers and acquisitions, competition, and EU and Irish telecoms regulation. Kate McKenna is noted for her regulatory expertise.

Ireland > Public sector

With state agencies and semi-state bodies, government departments and utilities among its clients, Matheson has expertise across a range of areas in the public sector, including procurement, freedom of information, energy and infrastructure, and environment and planning law. It has also acted for public sector clients in investigations, judicial reviews and statutory appeals. Garret Farrelly specialises in energy projects; Nicola Dunleavy handles regulatory disputes in the public sector, as well as environmental and planning matters; Helen Kelly advises on state aid and procurement; Michael Byrne has extensive experience acting for public sector and semi-state bodies in litigation; and senior associate Aoiffe Moran has particular expertise in freedom of information law.

Ireland > EU and competition

(Hall of Fame)

Helen KellyMatheson

Noted for its ‘strong reputation in competition law‘, Matheson advises on the full range of matters, including merger control (relating to Irish and global mergers), competition litigation, state aid and competition investigations, with particular strength in defending clients against allegations of abuse of dominance. The team acts for leading domestic and international clients from a range of sectors, especially TMT, financial services, food and beverages, energy and life sciences. The ‘impressiveHelen Kelly leads the practice and is highly regarded for merger control, investigations, state aid and behavioural competition issues. Kate McKenna has expertise in the telecoms, financial and life sciences sectors and senior associate Ronan Scanlan has extensive experience in merger control investigations.