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Sarah Jayne
Hanna

Partner

Sarah Jayne Hanna is a partner in Matheson’s Technology and Innovation Group.

Sarah Jayne advises a wide range of clients on technology issues, with a particular focus on digital services regulation (DMA and DSA), cybersecurity, technology and commercial contracts, intellectual property, data protection and privacy.

Sarah Jayne brings a unique blend of experience to the group having practised corporate law for 12 years in Matheson’s International Business Group, where she acted as standing corporate counsel to several of Matheson’s key international clients in a wide range of sectors including technology, medical technology and biotechnology. Sarah Jayne, like many of her clients, has adapted to the ever-changing landscape of Irish and EU law and guidance and repositioned herself within the Technology and Innovation Group to continue to support her wide breadth of clients on the evolving digital regulatory environment.

Sarah Jayne brings together extensive experience advising international companies on complex legal and commercial issues that arise on cross-border transactions including corporate transactions (including merger / division transactions, business consolidation projects, pre- and post-acquisition integration transactions, separation projects and IP restructuring projects) and experience providing strategic counselling to Irish boards in respect of corporate governance and directors’ duties.

Sarah Jayne’s significant practical experience in advising companies on their corporate structuring transactions and corporate governance needs together with her industry knowledge positions her well to assist companies in navigating and interpreting the complex and converging technology regulatory rules and regimes applicable to them.

Sarah Jayne also has extensive experience in drafting and negotiating a wide variety of commercial contracts ranging from IP sale and licence agreements to outsourcing and service agreements and the use of technology in contract execution (including electronic signatures and certification services).  Sarah Jayne regularly advises on third party mergers and acquisitions in relation to commercial contracts, data protection, IT and IP matters.

Experience and Education

Sarah Jayne’s experience includes:

  • Advising global technology companies in relation to DMA and DSA compliance;
  • Advising Fortune 500 companies on the application and implications of DORA and NIS 2;
  • Advising Fortune 100 US corporations on third party contractual arrangements (including the deployment of AI by outsourced service providers) and disputes;
  • Advising large Irish based businesses on data protection compliance and regulatory investigations;
  • Advising Irish fund administrators on IT integration projects and related data protection compliance matters;
  • Advising a global technology company on its binding corporate rules (including annual updates) and interacting with the Data Protection Commission on same;
  • Advising the Smurfit Kappa Group in relation to the data processing activities arising out of the merger with Westrock Company; and
  • Advising Fortune 500 companies on IP restructuring and realignment projects.
  • Law Society of Ireland, Solicitor
  • Law Society of Ireland, Diploma in Finance Law
  • Trinity College Dublin, LLB

News and Insights

Insights
09/09/2025

The Representative Actions Directive and the Rise of Artificial Intelligence

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Insights
25/08/2025

Consumer Representative Actions – Third Irish “Qualified Entity” Designated

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Insights
25/06/2025

DPC Publishes Annual Report for 2024

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Insights
28/02/2025

EU Commission publishes Guidelines on definition of an “AI system”

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Insights
13/02/2025

EDPB publishes eagerly anticipated Opinion on AI models

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Insights
10/02/2025

DPC Imposes Significant GDPR Fine on LinkedIn

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Insights
09/02/2025

DPC Adopts Broad Interpretation of Definition of “Personal Data Breach”

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Insights
13/12/2024

EU Cyber Resilience Act Comes Into Force

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Insights
06/12/2024

EDPB Publishes Draft Guidelines on Legitimate Interests

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Insights
06/12/2024

The Online Safety Code: Q&A

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Accolades

“I would highly commend Sarah Jayne Hanna. We were very impressed.”

Chambers Europe

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