
DLA Piper Ireland LLP has a well-established regional and international reputation, counting buyers and sellers of Irish and multinational corporates on its client base, with a noted focus in the life sciences, tech, insurance, financial services and energy sectors. Heading up the group is David Carthy, who is a seasoned expert in international M&A, structurings, and reorganisation mandates. Combining ‘first-class legal expertise with a highly commercial mindset’, Edel O’Kelly is an important contact for multinational clients on foreign investments into and through Ireland. Éanna Mellett appears on high-profile M&A transactions, maintaining a reputation for private equity buy outs. Other key figures are Matthew Cole, William Marshall and Naoise Harnett.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Sector knowledge
Testimonials
Collated independently by Legal 500 research team.
- ‘Edel O’Kelly is an outstanding adviser and she combines first-class legal expertise with a highly commercial mindset and leaves no stone unturned in getting to know the business and intricacies of the market she's dealing with for her client. Throughout our most recent acquisition process, she was proactive, pragmatic, and always focused on delivering practical solutions that worked for our business and indeed the seller.'
Key clients
- Keyword Studios
- Greencoat Renewables Plc
- Kerry Group
- NTR Plc
- PIB Group
- Statkraft Ireland
- Carrick Group Limited
- HSS Hire Group Plc
- Stantec Europe Limited
- Slate
- Currency Fair
- UPMC
- Dexcom
- Athora
- Fiserv
Work highlights
Advised Keywords Studios on its acquisition by EQT Group.
Advised NTR Plc on the acquisition of Monvallet Solar and Hazelboro by the L&G NTR Clean Power (Europe) Fund.
Advising Fiserv on its acquisition from AIB plc of the remaining 49.9% of AIB Merchant Services (AIBMS),
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
David Carthy
Other key lawyers
Edel O'Kelly; Éanna Mellett; Matthew Cole; William Marshall; Naoise Harnett
