Well-equipped to handle the full gamut of data protection, e-privacy, AI, cybersecurity and data protection issues, William Fry LLP showcases a ‘blend of deep legal expertise and a truly commercial, solutions-focused approach’ when representing high-profile names in the tech space, and large household companies. Leading the group is ’highly accomplished lawyer’ Leo Moore, who excels in mandates at the intersection of tech, data and IP. Specialising in new technologies is David Cullen, who frequently manages protection, development and commercialisation mandates. John O’Connor has strength in data protection, AI and cybersecurity law, particularly in multi-jurisdictional data protection matters. Rachel Hayes is a key figure within the group.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'The team of Barry Scannell, Jordie Sattar and Rachel Hayes have been essential. They take the time to assess the issue from a company and fact specific basis as opposed to providing general information, this enables a greater ability to make pragmatic business decisions while addressing risks appropriately. They provide timely information and are very accessible.'
- ‘The individuals at William Fry's Data Privacy and Data Protection practice stand out for their deep expertise combined with a highly practical, client-focused approach. They provide a tailored, personalised and proactive advice.'
- ‘William Fry's Data Privacy and Data Protection practice stands out for its blend of deep legal expertise and a truly commercial, solutions-focused approach. The team provides actionable, pragmatic advice that is tailored to the specific needs of the client.'
- 'Leo Moore is a highly accomplished lawyer with over two decades of experience in technology and data protection. He combines a deep knowledge of complex legal frameworks with a pragmatic, solution orientated approach that clients find invaluable. Leo has an ability to distill complicated issues into clear, actionable advice and is consistently responsive and commercially minded. His leadership in guiding clients through regulatory and transactional matters, is outstanding.'
- 'Jordie Sattar is an excellent associate and is a highly capable individual. He is responsive, intelligent and keen to problem solve. He adds clear value to every engagement and is clearly a rising star within the team.'
- ‘Rachel Hayes is an exceptional lawyer. She provides advice which is practical, knowledgeable and professional in a prompt manner. She is one of the leading lawyers in Ireland at the intersection of law and technology, especially in the gaming space. Rachel is collaborative, approachable and unfailingly responsive, making her a trusted adviser on high-value and time-critical matters.'
Key clients
- Davy (J & E Davy)
- FBD Insurance plc
- Grant Thornton Advisors LLC
- Hitachi High-Tech
- Hudson Advisors
- JP Morgan Chase & Co
- Mitsubishi
- National Football League (NFL)
- Riot Games
- Samsung Electronics (UK) Limited
- Tesco Ireland
- Tines
Work highlights
Acting as lead Irish and European counsel to Grant Thornton Advisors LLC and New Mountain Capital on the merger with Grant Thornton Ireland’s advisory and tax businesses.
Providing Tesco Ireland with strategic data protection advice on its sensitive and technical mandates, including GDPR compliance for its employee assistance programme and special category data processing.
Acting as long-standing, lead data protection counsel to Tines.
Lawyers
Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Leo Moore
Other key lawyers
David Cullen; John O’Connor; Barry Scannell; Jordie Sattar; Rachel Hayes; Laura Casey



