Skip to content

Karen is a partner in our Disputes and Investigations team and leads our multi-practice Regulatory Investigations Group. Karen has almost 20 years experience acting for clients in high stakes commercial and regulatory disputes and investigations.

Karen has acted in some of the most high, profile Commercial Court cases in recent years, and the most significant Central Bank investigations.  Karen regularly advises boards and senior management in all aspects of their regulatory engagement, their communications with stakeholders and how to mitigate and navigate commercial and reputational risk, to secure optimum outcomes in contentious matters.  She is an advocate of alternative dispute resolution and has negotiated positive settlements to secure confidential resolutions for clients in many cases.

Experience and Education

Karen’s experience includes:

  • Acting for various financial institutions in regulatory investigation and enforcement proceedings (including the Central Bank of Ireland, the Office of the Director of Corporate Enforcement, the Financial Services and Pensions Ombudsman, and the Charities Regulator).
  • Acting for an alternative investment fund manager in relation to the first Central Bank administrative sanction procedure under the new procedure in connection with contraventions of the European Union (Alternative Investment Fund Managers) Regulations 2013 (the AIFM Regulations).
  • Acting for an investment fund management company in connection with civil claims arising from alleged breaches of duty of care and duty to act in the best interests of investors in connection with a fraudulent investment manager and loss of investments.
  • Advising boards and senior executives in relation to their duties and obligations to the company and regulator in connection with regulatory investigations and commercial litigation against the company.
  • Acting for an investment holding company in connection with Commercial Court proceedings arising from a shareholder dispute, including in relation to appeals to the Court of Appeal and Supreme Court.
  • Acting for an entity regulated under the Central Bank Act in relation to a large-scale remediation project and advising in relation to Central Bank investigation and enforcement action thereafter.
  • Advising a global payment technology solutions company in connection with a dispute arising from a joint venture arrangement with a financial institution;
  • Acting for a company in relation to proceedings arising from a dispute in relation to the interpretation of a share option agreement and ancillary contractual arrangements.
  • Advising an international investment management company in relation to its hostile takeover and restructuring of an international oil and gas exploration company headquartered in Dublin.
  • Advising the petitioner in relation to the first successful examinership of companies in the construction industry, including in relation to cross border issues, security, enforcement, recognition of judgments and insolvency measures, and, in relation to an appeal to the Supreme Court.
  • University College Dublin, BCL
  • Trinity College Dublin, LLM

News and Insights

View All Insights
Experience Highlight
08/10/2025

Matheson advises Ardian Infrastructure on its acquisition of leading energy utility Energia Group

Read More
Insights
09/09/2025

The Representative Actions Directive and the Rise of Artificial Intelligence

Read More
Insights
25/08/2025

Consumer Representative Actions – Third Irish “Qualified Entity” Designated

Read More
Insights
18/08/2025

UK Supreme Court Judgment on Motor Finance Lending and Consumer Protection

Read More
Experience Highlight
24/06/2025

Shrieve Chemical Company advised on its acquisition of Carbon Chemicals Group Limited

Read More
Insights
27/03/2025

AI and Intellectual Property Rights – Cases To Watch in 2025

Read More
Insights
16/01/2025

Lobbying Update: New Designated Public Officials List Comes Into Force

Read More
Experience Highlight
09/01/2025

S2G on its investment in XOCEAN Limited

Read More
Insights
22/11/2024

A New Companies Act is Signed

Read More
Insights
13/11/2024

Gambling Regulation Act Signed Into Law

Read More

Accolades

“We work with Karen Reynolds. She’s down to earth and knows her stuff. She’s a clear communicator and very pragmatic.”

White-collar crime: The European Legal 500

2025

© 2025 Matheson LLP | All Rights Reserved