Commended as ‘responsive, practical and trusted’, Matheson LLP covers a broad range of data privacy and protection issues, from tech transactions, tech regulatory advice, e-signatures and intermediary liability matters to other emerging and developing regulatory issues. The group is spearheaded by Anne-Marie Bohan, who leverages deep experience in the technology space to advise a high-profile client roster on regulatory rules and requirements. Michael Byrne is a seasoned technology litigator, whose workload encompasses contractual disputes, terminations, breaches of privacy and other alleged breaches. Deirdre Crowley is a key port of call for contentious and non-contentious digital economy, data protection, privacy, AI and cyber mandates. Davinia Brennan is another key figure within the group. Marie McGinley joined from Eversheds Sutherland in October 2025.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Lawyer & team quality
Client satisfaction: Sector knowledge
Testimonials
Collated independently by Legal 500 research team.
- 'The overriding opinion is that they are always practical and in tune with our wishes but still keeping us within the legal realm. I have worked closely with the team on a number of projects and a responsive, practical and trusted partner.’
Key clients
- AIB
- An Post
- Bank of Ireland
- Bauer Media Group
- Carne
- Chartered Accountants Ireland
- Energia
- Finance Ireland
- Glanbia Pensions Trustees
- Irving Oil
- Mars Capital
- Microsoft
- Monument Life Insurance DAC
- Northern Trust
- NTMA/Strategic Banking Corporation of Ireland (SBCI)
- Rippling
- S2G Ventures
- Spry Finance
- Tirlán
Work highlights
Advising People Center, Inc. D/B/A Rippling and Rippling Ireland Ltd in connection with a matter involving the misuse and unauthorised dissemination of sensitive company data (including personal data) and trade secrets by an employee of Rippling to a competitor, Deel, Inc.
Advising Microsoft in relation to a challenge taken by the Irish Council for Civil Liberties regarding the real-time bidding platform of Xandr Inc, a wholly-owned Microsoft subsidiary.
Advising Meta on the amicable resolution of matters before the Irish Data Protection Commission.
Lawyers
Hall of Fame
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Leading partners
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Next Generation Partners
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Practice head
Anne-Marie Bohan
Other key lawyers
Michael Byrne; Deirdre Crowley; Davinia Brenna; Marie McGinley