
Arthur Cox advises on a range of infrastructure projects, procurement strategies, and regulatory matters. The team is co-led by Joanelle O’Cleirigh, who has experience across a broad spectrum of litigation, including judicial reviews and cases before the High Court, Court of Appeal, and Supreme Court; and Aaron Boyle, who specialises in infrastructure and procurement law. Kate O’Donohoe is also noted for her work on judicial review proceedings, particularly in relation to investigations, reviews, and other non-statutory inquiries.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Sector knowledge
Key clients
- Minister for Finance
- Minister for Housing, Local Government and Heritage
- National Treasury Management Agency
- EirGrid
- Coillte
- daa plc
- Strategic Banking Corporation of Ireland
- Land Development Agency
- Child & Family Agency (Tusla)
- Irish Blood Transfusion Service
- Cork County Council
- Bord Iascaigh Mhara
Work highlights
Advising Irish Water on the strategic development of water infrastructure in Ireland, in particular the 6 billion Water Supply Project to serve 50% of the population of Ireland.
Advising the Land Development Agency on a number of continuing workstreams, including its procurement and project development structure and strategies; template construction documents; design team appointments; public procurement processes; and advising on discrete legal issues and projects.
Advising GNI on a number of mandates in respect of energy regulatory and commercial matters.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Practice head
Joanelle O’Cleirigh; Aaron Boyle
Other key lawyers
Kate O’Donohoe

