Michaela Herron


Michaela is a Regulatory Partner who advises clients in the pharmaceutical, healthcare, medical device, digital health, cosmetic, video game, software and general consumer product sectors on various regulatory compliance matters. 

She frequently advises clients on the applicable regulatory framework, regulatory approval, labelling, packaging, traceability, safety and liability issues. She has also advised clients on matters of regulatory compliance in the context of due diligence.

Michaela has advised clients on regulatory investigations by enforcement authorities, including an investigation as part of the Horse Meat scandal. She has also advised and represented clients in enforcement action, including the defence of criminal prosecutions for breaches of consumer protection legislation. She has overseen the implementation and coordination of high volume product withdrawals and product recalls, including rectification strategies, in multiple jurisdictions.

Michaela has acted on behalf of clients in significant commercial disputes, injunctive relief, judicial review and product liability litigation (including representing clients in class actions in relation to silicone breast implants and metal on metal hip implants). She has also represented and advocated on behalf of clients at inquests before the Coroner’s Court.

Prior to joining Mason Hayes & Curran LLP as a Partner, Michaela worked in London for a number of years with a leading Life Sciences and Technology firm.



  • Life Sciences Regulatory: Pharmaceutical, Medical Devices & Cosmetics
  • Digital Health/AI
  • Product Regulatory, Safety and Recall
  • Product Liability
  • Consumer Law
  • Food
  • Healthcare


Women in Business Law 2021

  • Recognised as a top female legal practitioner in Life Sciences and Product Liability 

Legal 500, 2021

  • ‘Next Generation Partner’ Michaela Herron is praised for being “very proactive


Co-authored the Chapter on Ireland in “Product Recall, Liability and Insurance – A Global Guide”, December 2012

Product Liability in Ireland (Ireland chapter) - Getting the Deal Through, 2019

Product Liability and Safety in Ireland: Overview - Thomson Reuters, 2019

  • LinkedIn

Areas of Expertise

Life Sciences Product Regulation & Consumer Law Healthcare and Medical Law Dispute Resolution Food, Agriculture & Beverage

Professional Memberships

International Association of Defense Counsel (IADC)

International Bar Association (IBA)

British Institute of International Comparative Law (BIICL)


International Consumer Product Health and Safety Organization (ICPHSO)

British Institute of International Comparative Law (BIICL)

BIICL’s Product Liability Forum

ForbesWomen Forum


University College Dublin, BCL

Solicitor, England & Wales

Solicitor, Ireland

Attorney at Law, Admitted to practice in New York (non-practising) 2011