Praised as ‘commercially savvy’, A&L Goodbody LLP‘s Ireland disputes and investigations team stands out for its combination of deep local expertise and international reach, which it leverages in complex, high-value disputes and investigations, frequently appearing before the Commercial Court. Heading up the group is Dario Dagostino, who is renowned for advising on the full lifecycle of regulatory matters, notably representing a domestic and international client roster of financial institutions, senior management and boards in business critical investigations. Alongside is co-head Sarah Murphy, who has particular expertise in corporate, financial services, insurance, pensions and product liability disputes. Enda Hurley leverages deep experience advising corporate and regulated clients on the full gamut of M&A, real estate, insurance and finance-related litigation. Tom Casey is a key port of call for commercial clients in the full gamut of contentious issues, while Kenan Furlong is active in high-profile corporate crises spanning white-collar crime claims, reputational issues and business crime disputes. Ciarán O’Conluain is also a strong member of the team.

Fielding a ‘professional and proactive’ group, Arthur Cox stands out for its extensive experience across a varied spectrum of dispute resolution, with an additional track record in covering alternative dispute resolution. Recognised as ‘tough but commercial’, Eve Mulconry leads the group and is widely recognised for her active dispute resolution and investigations practice, exhibiting notable knowledge of tax law. Andrew Lenny has considerable experience in advising on disputes through conciliation, mediation, litigation and arbitration proceedings. Joanelle O’Cleirigh is a seasoned litigator and a key port of call for healthcare and life sciences disputes, while Keith Smith maintains a strong reputation across the full gamut of complex disputes. Richard Willis focuses on financial and tech-related disputes, and Michael Twomey and Deirdre O’Mahony are recommended for all corporate and commercial disputes, with experience acting for both domestic and international clients. Jack Logan and Kate O’Donohoe are further important names to note.

Housing an ‘responsive, practical, and solutions-focused’ group, Mason Hayes & Curran Professional Services Ltd is recognised for its market-leading capability in executing complex, high-stakes disputes, drawing on its deep bench of expertise across the financial services, tech, life sciences, built environment and energy sectors. Jointly leading the group is Maurice Phelan, a ‘commercially astute’ litigator who is noted for handling high-value shareholder, contractual and tortious disputes, alongside Gerard Kelly, who maintains a strong reputation in the IP space, handling patent, passing off, trade mark, copyright and design litigation. Declan Black is a key contact for business disputes, while Colin Monaghan frequently handles multi-party disputes before the High Court. Liam Guidera is skilled in investigations and white-collar crime matters, and Peter Johnston is well-equipped to act on matters involving financial services litigation and shareholder disagreements. Norman Fitzgerald joined the team in September 2025 from Eversheds Sutherland.

Noted for its expertise in high-profile and complex disputes before the Irish Courts, the ‘commercially minded’ group at Matheson LLP serves a top client roster spanning the insurance, tech, motor and environmental sectors. Co-leading the group is Julie Murphy-O’Connor, described as a ‘pillar of the litigation community’, who maintains a leading reputation within the litigation space, alongside co-head Nicola Dunleavy, who draws on extensive experience in commercial disputes, including corporate, commercial, governance, aviation and financial services litigation. Karen Reynolds is a key contact for financial institutions, insurers, fund managers and financial advisers, while April McClements is highly knowledgeable in complex insurance disputes. Michael Byrne is well versed in TMT litigation, Deirdre Crowley is a go-to for contentious and non-contentious digital economy related disputes, and Angela Brennan specialises in claims in the banking, private equity and insurance sectors. Aishlinn Gannon and Emma Trainor are other key figures within the group.

With an ability to ‘combine real depth of expertise with a practical, solution-driven approach’, McCann FitzGerald LLP is well-equipped to handle the full spectrum of complex and high-value disputes, drawing on expertise from ADR experience and involvement with all major business sectors; the group demonstrates breadth and depth across financial, corporate, contractual and commercial disputes. Michael Murphy spearheads the team, and Rosaleen Byrne draws on decades of experience in commercial disputes to support clients in the financial services, telecoms, digital media services, pharma, aviation and pensions spaces. Helen Kilroy has strong expertise in commercial litigation and is regularly instructed on professional negligence and property dispute, while Catherine Derrig is a key name for clients in the commercial and financial services fields.

Praised for showcasing a ‘combination of expertise, judgement, and client focus’, William Fry LLP houses a team of experts  with experience across arbitration proceedings, commercial negotiations and mediations, routinely appearing before the High Court and Court of Appeal on behalf of multinational corporations, financial institutions, government bodies, and sovereign states. Garrett Breen steers the team, leveraging strong skills as a commercial litigator. Owen O’Sullivan is a well-reputed practitioner in this space, while Paul Convery is a key port of call for insurers, reinsurers and run-off managers across high-value insurance claims. Fergus Doorly has noted expertise in shareholder and commercial contract disputes, as well as tax disputes, and Laura Scott is well versed in the IP and life sciences space, advising on disputes involving patents, trade marks and copyrights. Margaret Muldowney leads the healthcare arm of the group, frequently defending clients in clinical negligence and multiparty product liability claims.

Addleshaw Goddard‘s Ireland team is recognised for handling complex and high-value disputes before the Irish Courts, acting for a broad client roster including domestic and global companies, public and state bodies, and national and international financial institutions. Steering the group is Caoilfhionn Ní Chuanacháin, who has expertise across property litigation, financial services litigation and professional negligence claims, drawing on her dual qualification in Ireland and the UK. Ronan O’Neill is recommended for his ADR methods, particularly relating to high-value financial and banking litigation. Rachel Shanley is well versed in shareholder disputes, injunctions, financial disputes, arbitration proceedings, mediation and professional negligence claims, with niche expertise in reputation management issues.

Described as a ‘very experienced team of lawyers with wide knowledge and expertise’, Beauchamps LLP focuses on evolving sectors within Ireland, including the financial services, insurance, tech, regulatory and data spaces. Leveraging its ‘commitment to service and innovation’, the group frequently appears before the High Court. Emma Keegan heads up the group; she is recommended for her ‘combination of legal acumen, strategic insight, and commercial pragmatism’ and has significant expertise in high-value, multi-party disputes. Thomas O’Dwyer maintains a strong crisis management and white-collar crime practice, Barry Cahir specialises in insolvency and restructuring mandates, and Pat McInerney is a key port of call for judicial review proceedings, representing state and semi-state clients.

Well-equipped to handle the full gamut of complex disputes, Byrne Wallace Shields LLP is praised for its ‘honesty, directness, diligence and responsiveness’ and is noted for its role in government instructions relating to infrastructure and tech projects, AI and international issues, including trade, tariffs and sanctions. Leading the group is Jon Legorburu, who has a strong regional reputation for public sector disputes, as well as for handling regulatory, corporate and white-collar crime mandates. Mona Costelloe is a seasoned litigator who focuses on property, public law, regulatory enforcement and commercial disputes. Jill Callanan has deep experience before the High Court in a range of commercial litigation matters, notably contractual, shareholder, property and competition disputes, while Ian Lavelle is a key contact for domestic and international businesses in commercial disputes, and Clare Dowling is skilled in property and corporate litigation. Eoin Mac Aodha joined the group from Eversheds Sutherland in September 2025.

DAC Beachcroft Dublin is a go-to adviser for complex multi-party disputes, acting for corporate entities and high-net-worth individuals. The team possesses broad capabilities across contractual and property disputes, judicial reviews, insolvency matters, energy disputes and defective product claims, with a growing practice in IP and brand protection disputes. Jointly spearheading the group is ‘remarkable and experienced litigator’ Lisa Broderick, and Rowena McCormack, who is described as a ‘force of nature’ and acts in financial and commercial claims in the Irish Courts, and arbitration proceedings. Julie-Anne Binchy routinely acts on contractual, corporate and financial disputes, with particular skill in property-related disputes.

With a ‘strategic and commercially minded’ approach, Dentons Ireland LLP is a go-to adviser for domestic and international clients across the pharma, tech, financial services, energy, real estate and media sectors, acting in a range of complex disputes. Co-head Karyn Harty is described as ‘at the top of her game’, with stellar expertise across complex commercial disputes, regulatory issues and criminal investigations. Co-head Gareth Steen draws on extensive experience in litigation, with a particular focus on the financial services and real estate sectors, while Mark O’Shaughnessy is well-equipped to act in a range of TMT, life sciences, insurance, education and health sector claims.

Credited for its ‘balance of top legal expertise with real commercial insight’, the team at Dillon Eustace exhibits strong commercial disputes knowledge across a wide breadth of practice areas, frequently appearing before the Commercial Court. The team is steered by ‘giant of the Irish legal industry’ John O’Riordan, who excels in advising on financial services litigation, shareholder disputes, fraud and asset recovery issues, property related disputes and regulatory investigations. Peter Bredin has strong experience in handling sensitive disputes and investigations, while David Kavanagh handles employment disputes. Elaine Healy is a go-to for insurers.

With ‘strength in depth’, Eversheds Sutherland has a comprehensive disputes resolution and litigation offering, advising across the energy, pensions, planning, construction, financial services and public utilities sectors, handling both domestic and cross-border litigation. Pamela O’Neill steers the group and frequently appears before the Irish Courts. Neil O’Mahony excels as a commercial litigator, and Aonghus McClafferty is particularly impressive in shareholder and contractual disputes, landlord and tenant disputes, and judicial review proceedings.

Flynn O'Driscoll‘s expertise encompasses all areas of disputes, with a track record in representing national and international companies, including airlines, insurers, publishers and construction companies. David Curran is at the helm, and acts for architects, accountants, solicitors, engineers, financial advisers, insurance brokers and auctioneers in professional indemnity claims. Eoin Cunneen is well positioned to handle high-profile disputes and investigations for an array of clients including consumer brands, entrepreneurs, and Irish and multinational companies. Kieran Kelly draws on deep experience in civil commercial litigation to represent high-profile media businesses. Other important names are Zoë Mollaghan, who is a key port of call for media organisations, and Billy Brick, who frequently advises insurers and large national and international companies.

Frequently appearing before the High Court, Circuit Court, Court of Appeal and Supreme Court, the ‘first-rate’ Hayes Solicitors LLP is highly regarded for its involvement in healthcare litigation, particularly clinical defence and catastrophic injury claims. Managing partner Joe O’Malley stands out for his involvement in high-value claims for state, financial institution and corporate clients, frequently deploying ADR methods. Overseeing the healthcare department is Mary Hough, who has a stellar reputation for handling medical negligence claims, product liability and repercussive claims, often representing doctors and allied healthcare professionals. David Phelan is highly regarded for his involvement in the Commercial Court and superior courts, and another key name is Robbie Slattery.

With a particularly active financial services practice, Maples Group is home to a highly experienced disputes team, which is well-equipped to act in commercial real estate litigation, professional liability disputes, tax disputes, regulatory investigations and enforcement work. Robin McDonnell leads the group, and Alan O’Sullivan is noted for his banking litigation work, insolvency and restructuring expertise, and knowledge of shareholder disputes and commercial property matters. Karole Cuddihy‘s workload focuses on liquidations, receiverships, examinerships and schemes of arrangement.

With a team of experts across the financial services, real estate, tech, sports and regulated markets, Ogier maintains a strong reputation for resolving complex disputes through ADR and court proceedings. The group is jointly headed by Stephen O’Connor, who maintains a ‘reputation of delivering first-class results’, and Maria Edgeworth, who is described as a ‘superb negotiator’; the pair have deep knowledge across the full range of disputes. Elaine White and Ronan McGoldrick are also key names within the group.

Philip Lee LLP is particularly impressive in the Commercial Court, exhibiting deep knowledge across contract and commercial disputes, including civil fraud cases, property and construction claims, franchise disputes, shareholder disputes, media and communications issues, and SPA-related disputes. Damien Young steers the team and is praised as ‘diligent and conscientious’, with strong knowledge across the full gamut of dispute resolution and litigation. Eimear Collins is a seasoned mediator, showcasing noted skills in property and landlord and tenant disputes. Gerald Byrne is a go-to for commercial and financial services litigation, notably construction and defamation disputes, while Jennifer Darcy was recently promoted to partner.

With a national and international corporate client base, RDJ LLP houses a strong commercial litigation group and is well-equipped to advise on media, aviation, healthcare and defence litigation, education, cybersecurity, privacy and data protection disputes. Ronan Geary heads the team, leveraging deep experience as a commercial litigator and experience within the Irish Courts. Jamie Olden is particularly impressive in professional indemnity defence work, as well as handling restructurings, receiverships and liquidations. Richard Martin handles the full spectrum of disputes work, acting for a domestic and international client base, while Darryl Broderick is a key port of call for financial institutions and funds for High Court and Commercial Court matters.

Described as ‘pragmatic, commercially minded, realistic, honest and very clear’, Bird & Bird‘s litigation capabilities are particularly strong within the IP and patent space, while also showcasing expertise across regulatory, commercial, banking and cross-border enforcement disputes. The team is jointly led by Ann Henry, who is recognised for her strong work in patent and data breach cases, and Michael Finn, who is a seasoned litigator across domestic and international disputes in the life sciences sector.

Leveraging the bench strength of its global network of offices, Clark Hill Plc is a go-to for high-value litigation, with deep experience in the High Court. Group head Elizabeth Burke has extensive experience advising Irish and multinational clients across the full gamut of commercial contract disputes, including professional negligence, financial services and investment litigation, property disputes, professional indemnity claims and judicial reviews. Sam Saarsteiner‘s client roster consists of high-net-worth individuals and multinational companies; he also acts in corporate disputes, insolvencies, property disputes and professional negligence claims. Kirby Tarrant is well-equipped to solve disputes and investigating claims for clients within the financial services, retail and hospitality sectors.

Combining local Irish expertise with its international network of offices, DLA Piper Ireland LLP is well-positioned to handle high-stakes, cross-border disputes across the tech, insurance, life sciences, financial services, consumer goods, retail and energy sectors. Leading the team is Caoimhe Clarkin, who retains a strong reputation in the market. Gavin Woods and Aoife Murphy are recommended for IP disputes, and Darach Connolly has strong knowledge in competition litigation.

Lavelle Partners LLP has considerable expertise across arbitration, mediation and court litigation, and is well-equipped to handle the full range of disputes. Ciarán Leavy leads the group, leveraging deep commercial litigation knowledge when representing a client roster of financial institutions, companies, shareholders and individuals. Managing partner Michael Lavelle maintains a strong reputation for commercial litigation, liquidations and partnership disputes. Marc Fitzgibbon is recommended for both commercial and private disputes, showcasing knowledge in the financial, healthcare, insurance and construction sectors, while Avril Scally is a key port of call for matters of medical negligence in Ireland.

O'Flynn Exhams fields a strong bench of litigation and disputes lawyers, routinely assisting a domestic and international client roster across a broad range of disputes. Shane Crossan leads the group, with strong expertise in representing multi-nationals and indigenous companies, as well as insured and self-insured bodies. Tom O’Byrne is recommended for his skills in complex contract disputes and real estate disputes, with a core focus on ADR, and Pat Mullins is well-equipped to act in commercial and civil litigation, employment-related litigation and family law disputes. Sion Williams is an important contact for private individuals, companies and state and charitable organisations.

With a sector-led approach, Pinsent Masons LLP houses a specialist team focusing on the financial services, tech, infrastructure and life sciences sectors, while drawing on its global network of offices to act for a domestic and international client base. The ‘unparalleled’ Lisa Carty leads the team, with a practice focused on regulatory investigations and enforcement actions. Adept in IP and data protection mandates is Maureen Daly, who maintains a strong international reputation in this field. Zara West specialises in corporate disputes, insolvency claims and financial services litigation, and Karen Gallagher‘s expertise spans IP, data and AI-related claims.

With a diverse client roster across the banking, data protection, insurance, aviation, regulatory and motor sectors, Whitney Moore is home to a well-established team of litigation lawyers. Co-head Michael Ohle has deep experience across the full gamut of commercial disputes, notably breach of warranty claims, commercial contract litigation and shareholder disputes, with niche skills in property-related disputes. Well-versed in IP disputes is co-head Robin Hayes, who handles trade mark and patent infringements and revocations. Colin Hayes is particularly skilled in automotive and aviation mandates, and Vicky Riordan excels in banking litigation and enforcement work.

‘Responsive, knowledgeable, and client-led’, BHSM LLP incorporating OBH Partners is active within Ireland’s High Court and Commercial Court, routinely representing a domestic and international client base across a range of commercial and economic disputes. The group is headed by Brian Baily, who is renowned as a seasoned litigator. Mark Homan has strong knowledge across corporate restructuring and insolvency matters, and Sarah O’Toole is another key name to note.

Regarded for its work in the digital space, Browne Jacobson Ireland LLP fields a team well-equipped to handle complex disputes and regulatory investigations, while also leveraging strong automotive, IP, food and beverage practices. The team is led by ‘exceptional lawyer’ Ciarán Markey, who covers the entire scope of disputes. Darragh Killeen has strong credentials in transactional disputes and regulatory investigations.

Recommended for its tech and energy expertise, Fieldfisher is regularly instructed local and international clients on shareholder and corporate disputes, insolvencies, insurance claims, contractual disputes, judicial reviews, professional negligence claims and employment related disputes. The team also handles pharma, consumer goods, transport and logistics disputes. Team head, the ‘highly attentive’ Killian O’Reilly, is a seasoned litigator and has industry expertise across the commercial, insurance and public sectors. Dermot McEvoy joined the firm from Eversheds Sutherland in September 2025.

Holmes O’Malley Sexton LLP maintains a solid regional reputation, regularly instructed to represent corporate businesses and SMEs across commercial litigation, public sector litigation, ADR, construction disputes and debt collection issues. Leading the group is Harry Fehily, who oversees the financial and commercial litigation teams, leveraging deep experience in representing public sector clients in complex disputes. Co-head Michael Murphy leads on non-injury mandates, routinely acting for insurers in professional negligence cases, while Michael Walshe has strong credentials across a wide array of sectors, including the financial services, real estate, IT, medical, retail and transport spaces.

Led by Ryan Ferry, the growing dispute resolution team at Taylor Wessing is best known for handling complex commercial disputes, with a particular focus on shareholder oppression cases, large-scale fraud and Ponzi-scheme litigation, high-value contract and governance disputes, and reputation-sensitive matters. The technology, life sciences, real estate and private wealth spaces are key sectors for the team.