A&L Goodbody LLP is renowned for its expertise in advising clients on the energy market, and handling work related to the acquisition of energy storage, renewable hydrogen, and industrial waste projects. The team is increasingly active in transactional and regulatory matters involving the ongoing energy transition and financing of data centers and solar projects. Ross Moore chairs the group; his practice centres around the renewable sector, with a particular focus on regulatory compliance. John Dallas regularly assists sponsors, lenders and developers on energy and infrastructure projects, while David McElroy primarily advises investors and developers. Robbie Nicholas and Aisling O'Donoghue are also recommended.

Arthur Cox fields a team of experts with broad experience in energy market regulatory matters spanning multiple industries. The practice has substantial knowledge of the development and financing of wind and solar power projects. Alex McLean heads the practice, having extensive expertise in the full gamut of energy project related issues. Environment and planning head Danielle Conaghan has a particular focus on energy-related project developments and commercial contracts. Niamh McGovern is well-versed in construction mandates relating to offshore wind and power projects. Karen Killoran and Jacinta Conway are noted for their experience in solar development project and data centre issues.

Mason Hayes & Curran LLP has built a strong reputation for its specialist knowledge of the Irish energy market. The firm advises its diverse client base on the acquisition and financing of onshore and offshore wind projects. The team is jointly led by Eoin Cassidy, who is active on power purchase agreements and project financing transactions, and Rory Kirrane SC, who is well-regarded for her experience in energy and infrastructure project financing. Will Carmody regularly assists financial institutions and corporate borrowers with lending transactions. David Gunn and Hannah Devoy are key contacts within the practice.

Matheson LLP's practice stands out for its vast expertise in advising foreign and domestic clients on all areas of the energy sector, including electricity projects. The team has in-depth knowledge of the renewable energy regulatory framework, onshore and offshore wind projects, and corporate PPA and data centre operations. The practice is headed by Garret Farrelly, who has extensive experience handling renewable energy innovation and compliance, having worked on wind, solar, and hydro energy projects. Nicola Dunleavy is particularly adept at handling energy and utility disputes, along with infrastructure and PPP projects. Conor Blennerhassett is active on project financing transactions. Seán Scally left the firm in early 2024.

The energy and natural resources practice at McCann FitzGerald LLP assists its varied client list of project sponsors, lenders and state bodies with a wide range of mandates, including the development, structuring, financing and construction of projects. The firm regularly handles renewable energy projects, including onshore and offshore wind projects, and solar and hydrogen power plants. Valerie Lawlor heads the team, with her specific focus on M&A and IPO transactions, while Rory O’Malley is well-versed in equity fundraisings in the renewable sector. Key names within the practice include planning and environmental expert Brendan Slattery, and Éamon Ó Cuív, who regularly assists clients with infrastructure assets from London office.

William Fry LLP's practice is known for its skill in handling energy projects for multinational clients. The team's recent caseload includes acquisitions, infrastructure investment and project financing. The team is noted for its capabilities in renewable energy, hydrocarbons and natural resources sector. Practice head Fergus Devine has particular expertise in solar and wind farm projects, advising individuals, utilities and local energy companies. Jarleth Heneghan has deep knowledge of construction contracts, while Liam McCabe focuses on infrastructure projects. Cassandra Byrne regularly assists clients with both contentious and non-contentious construction and project related matters. Máire O’Neill is a key name within the practice.

The energy practice at Beauchamps LLP assists clients with the full spectrum of renewable energy project related matters, including construction, financing, refinancing and planning. The group is noted for is expertise in projects involving energy storage, green hydrogen and solar power. Ainsley Heffernan, who has broad experience in handling wind farm projects, including onshore and offshore wind plants, heads the practice, further supported construction team head Richard Stowe. Stuart Conaty is another key contact known for his planning and environmental expertise.

Eversheds Sutherland's broad offering maintains its focus on wind and solar energy matters, and data centre projects. The team regularly advises domestic and international clients on an array of issues, from investment phase to the mature stages of operation of energy projects. The team is led by the commercial expert Mark Varian, who is noted for his vast experience in renewable energy transactions, while Peter O’Neill is active corporate side of the transactions and framework structures. Jennifer Burke advises both private and public sector clients on energy regulations. Seán Scally was a new arrival in early 2024.

Fieldfisher's practice is well-equipped to assist clients with the construction to operation phases of transactions within the energy space. The team has been active in significant onshore and offshore wind projects, advising on a broad range of issues concerning land acquisition, joint venture and investments. Feilim O’Caoimh heads the practice and is noted for handling project finance and construction contracts for biomass and anaerobic digestion producers. Elaine Traynor is skilled in assisting developers with the regulatory aspects of renewable energy projects.

Addleshaw Goddard's energy & infrastructure group advises on all aspects of energy projects, from negotiation to licensing to implementation. The team also assists with battery storage projects, renewable energy investments, and onshore and offshore wind projects. Gavin Blake leads the practice and regularly assists developers, funders and investors with project finance and construction of renewable energy assets, supported by real estate expert Frances Colclough.

ByrneWallace LLP is recommended for its long-standing experience in all areas of energy law. The team regularly advises multi-national clients on the structuring, investing and development of energy transactions, in addition to onshore and offshore wind farm projects. The team is led by Fergal Ruane, who assists with power purchase agreements for wind farms and data centre infrastructure deals. Martin Cooney  is a key contact within the practice.

The energy team at LK Shields Solicitors LLP is known for assisting domestic and international clients with their energy project investments, frequently acting in significant acquisitions and regulatory matters. Philip Daly chairs the group; his primary area of focus being investment structures in the renewable energy sector. Jamie Ritchie is noted for his expansive expertise in energy infrastructure projects.

The energy group at Pinsent Masons LLP offers advice to both domestic and international clients on all aspects of the financing and development of major energy projects. The team handles a multitude of domestic and cross-border projects in the renewable energy sector, including wind, solar, and battery storage initiatives. Garrett Monaghan is well-known for his extensive knowledge of the infrastructural, financial, and transactional aspects of renewable and conventional energy projects, jointly heading the practice alongside energy policy expert Richard Murphy, who regularly advises on energy regulation and licensing.