Arthur Cox offers comprehensive advice across financial regulation, technology, data protection, and corporate matters. The team is led by an experienced trio: Robert Cain, who advises on regulatory capital, market abuse rules, and securities regulation; Ian Duffy, who specialises in digital transformation projects, commercial contracts, and data protection issues; and Sarah Thompson, who assists clients with authorisations for MiFID investment firms and electronic money institutions.

Mason Hayes & Curran LLP is well-regarded for its expertise in financial regulation, technology, and data protection. The team is led by Rowena Fitzgerald, who offers strategic, commercial, and practical regulatory advice to financial services firms operating or establishing a presence in Ireland, and Liam Flynn, who has specialist knowledge in emerging sectors such as the AI, fintech, and insurtech spaces. Sarah Cloonan regularly advises clients on how regulatory frameworks affect the rollout of new technologies and supports them in securing the necessary regulatory approvals.

Matheson LLP provides comprehensive advice on MiFID licensing, regulatory compliance, crypto assets, and transactional matters. The team is co-led by Joe Beashel, who has extensive experience advising payment and e-money clients on Irish payments law and PSD2 licensing requirements. Anne-Marie Bohan co-heads the team, advising financial institutions and tech companies on electronic money, payment systems, and the related regulatory frameworks.

McCann FitzGerald LLP advises on a broad spectrum of regulatory and compliance matters, including authorisations, outsourcings, corporate governance work, and cybersecurity issues. The team is led by Josh Hogan, who specialises in financial services regulation, while Douglas McMahon is a key figure in the fintech space, advising both traditional pillar banks and emerging start-ups. Clare Gillett has particular expertise in handling MiFID applications for investment firms with a fintech focus, and Holly Draper-Spillane supports clients on anti-money laundering and sanctions compliance, including drafting risk assessments, policies, and procedures.

William Fry LLP provides end-to-end legal support across financial regulations and emerging technologies, with particular expertise in areas such as AI, crypto and digital assets, and cybersecurity. The team is co-led by Shane Kelleher, who advises clients on securing regulatory authorisation as electronic money institutions, payment institutions, and crypto-asset service providers; and John O’Connor, who focuses on complex and large-scale technology and outsourcing transactions within the financial services sector. Louise McNabola is also a key contact, regularly advising fintech clients on licensing as EMIs, PIs, and other regulated entities in Ireland. Máire O’Neill complements the team with her expertise in corporate matters, particularly M&A, venture capital, and private equity transactions.

A&L Goodbody LLP provides comprehensive support to clients in the fintech, crypto, neobank, and payment sectors, offering guidance on intricate and emerging regulatory and compliance issues. The team is headed by Patrick Brandt, who has considerable expertise in advising banks, asset managers, payment service firms, brokers, and intermediaries on both advisory and contentious regulatory matters.

Byrne Wallace Shields LLP handles a broad range of work across IT contracts, significant outsourcing projects, and regulatory developments, such as those surrounding AI and DORA, within the financial services industry. David Naughton heads the practice, frequently supporting investment management clients and their principals on regulatory compliance.

Dillon Eustace advises on a range of areas including payments, crypto-asset services, point-of-sale credit, and non-bank lending. The team is led by Keith Waine, who offers regulatory guidance to both domestic and international clients such as banks, broker-dealers, asset managers, and firms in the payment and e-money space.

Maples Group provides advice across a broad spectrum of corporate, IP, data protection, cybersecurity, and technology-related issues. The team is led by Colm Rafferty, who focuses on M&A, restructurings, and private equity transactions. Lorna Smith advises clients across a range of sectors, including MiFID investment firms, insurers, payment companies and e-money institutions.

Niall Esler leads the fintech practice at Walkers, which sits within the firm's wider regulatory department. The group counts crypto-asset service providers, payment providers, crowdfunding platforms and exchanges on its client roster.