The team at A&L Goodbody LLP is adept at handling contentious and non-contentious environmental, planning and climate action matters for a diverse set of domestic and international clients, including corporates, state bodies, local authorities, private developers, and financial institutions. Alan Roberts has longstanding experience of advising on planning and environmental issues arising from large energy and infrastructure projects and jointly heads the team with Alison Fanagan, who regularly defends clients against environmental prosecutions and nuisance claims. Jason Milne specialises in issues related to land contamination and remediation, while the trio of Kristen Read, Mark Thuillier, and Brendan Curran possesses substantial expertise in providing advice on renewable energy projects, health and safety law, environmental impact assessments, and enforcement actions.

Arthur Cox has built a strong reputation for assisting clients with complex regulatory regimes and litigation challenges related to the environmental and planning aspects of major housing and construction projects. Under the leadership of Danielle Conaghan, the team advises on all stages of large-scale infrastructure projects, including securing consent, financing, construction, and operation. Yvonne Scannell has unrivalled expertise in the area of water, waste and resources law, while other key members of the team include Jeanie Kelly and renewable energy sector specialist Jacinta Conway.

Fieldfisher is a specialist planning and environmental practice that has positioned itself as the go-to adviser to public sector companies looking for advice on regulatory and licensing matters related to environmental law. The firm acts as a one-stop shop for assistance with all matters related to the field, including due diligence, statutory appeals and injunctions, judicial reviews, and prosecutions. JP McDowell and Zoe Richardson co-head the practice and regularly advise regulatory bodies on enforcement actions, investigations, and prosecutions arising from offences and breaches of licences and legislation. Jonathan Moore and Rory Ferguson are also recommended.

Mason Hayes & Curran LLP’s planning and environment team is known for advising on some of the most high-value and high-profile recent domestic and cross-border infrastructure projects. Deirdre Nagle heads the practice and regularly assists clients from the energy sector with planning and consent applications. Hannah Gallagher and Grainne Tiernan specialise in contentious matters and are experienced in representing clients in judicial review proceedings and injunctions. Other key members of the team include Jay Sattin and Elaine Keating.

Matheson LLP continues to handle the full range of contentious and non-contentious environmental law matters, defending clients against regulatory prosecutions and advising on environmental risks and liabilities arising from large-scale infrastructure projects. Practice head Nicola Dunleavy SC is the go-to advisor for clients seeking advice on the climate change and planning and environmental aspects of new projects. Recently promoted partner Ruadhán Kenny regularly represents clients in judicial review proceedings, while Jill Hurley provides able assistance with planning applications.

McCann FitzGerald LLP has built a strong reputation for offering expert planning and environmental advice on some of the most complex residential and public transport projects in Ireland. The team has a particularly strong foothold in the energy sector, assisting with both conventional and renewable energy projects for public sector entities. Brendan Slattery has extensive experience of handling mandates related to social housing projects and jointly heads the team with seasoned litigator Michelle Doyle, who specialises in risk management in relation to major infrastructure projects, particularly from a planning and environmental standpoint, with the valuable support of Sinéad Martyn, Karen Quigley, and Nathan Walsh.

The environment and climate team at Philip Lee LLP manages a significant workload for public sector clients related to the construction of schools, transportation networks, and agriculture systems. This complements the team’s engagement in the private sector, where it regularly assists companies with the development of wind farm projects. Alice Whittaker, Rachel Minch SC, and Leonora Mullett co-head the practice and have longstanding experience of handling judicial reviews concerning transport, waste, and energy projects. Maeve Delargy is another key contact.

William Fry LLP continues to handle environment and planning matters for a diverse set of clients that features energy companies, high-value data centres, mineral refineries, energy grid operators, and multinational blue-chip companies. Of late, the team has been highly active in the renewable energy sector, assisting clients with environmental law-related due diligence. Conor Linehan SC possesses extensive expertise in matters related to waste management, land contamination, and environmental impact assessments and co-heads the team with Michelle Martin, who handles both contentious and non-contentious matters and specialises in environment-related judicial reviews and compliance investigations, with specific expertise in cases related to climate impacts.

Eversheds Sutherland offers expert advice on the full spectrum of planning and environmental law matters, including impact assessment reviews, health and safety issues, and environmental litigation and dispute resolution. Skilled litigator Stephen Barry heads the practice and regularly represents property developers, financial institutions, and public sector bodies in contentious environmental matters, alongside Neil O’Mahony. Mark Varian’s practice focuses mainly on energy projects, while Aonghus McClafferty assists domestic and international clients from the construction sector. Aidan Kirrane and Philip Reynor are other key contacts.

The construction, planning and environment team at Addleshaw Goddard assists clients, both individuals and corporates, with all the planning and pre-planning processes of all types of commercial, residential and strategic development projects. A key area of expertise is advising clients on environmental and health and safety obligations. Margaret Austin heads the practice and has extensive experience of representing clients in court proceedings arising from breaches of environmental law. Kate Liddy-Cormican is also recommended.

Beauchamps LLP’s planning and environmental team acts for clients from a vast range of sectors, including energy, waste, housing, industrial development, and commercial development. The team advises on all contentious and non-contentious matters related to planning, waste management and environmental law. Practice lead Stuart Conaty regularly assists residential developers and energy companies with consent applications and judicial review proceedings. Other key members of the practice include experienced litigator Sharon Delaney and Ainsley Heffernan, who has extensive expertise in handling complex wind farm, solar PV, energy storage, and aquaculture projects.

RDJ LLP handles a variety of mandates related to planning and environmental law, assisting clients with compliance with planning obligations, all steps of large-scale planning applications and environmental due diligence. The team is equally active on the contentious side, handling both the prosecution and defence of environmental enforcement actions. Finola McCarthy heads the practice and regularly advises local authorities and state agencies on planning and environmental impact assessments for major projects. Ronan Geary and Donal Twomey are also recommended.