Members of the Board of the Health Insurance Authority

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Sheelagh Malin


Ms. Malin is a Fellow of the Society of Actuaries in Ireland. She has over 25 years management experience in the life assurance industry, including Managing Director, Finance Director, Compliance Officer, product development and marketing roles. She serves as an Independent Non-Executive Director on a number of insurance company boards.



Caroline Barlow

Caroline is a highly accomplished senior actuary with over 34 years’ experience in a wide variety of general insurance roles at both UK and European level, serving as the Head of Actuarial Function for a major International Insurance Company. Caroline’s professional career has given her a deep understanding of the insurance business and the associated risks.

Damien McShane

Damien is a lawyer admitted to the bar in both Ireland and New York. He is a seasoned legal advisor and corporate executive with significant senior level experience across the financial sector and health insurance sector. He holds degrees from the Queen’s University of Belfast, National University of Ireland, University of Dublin (Trinity College), King’s Inns and University of Oxford. 

Dr. Fiona Kiernan

Dr. Fiona Kiernan is a Consultant in Anaesthesia and Intensive Care Medicine in Beaumont Hospital, and a Fellow of the College of Anaesthetists of Ireland. Along with her medical degree, she also holds a Masters in Health Economics, Policy and Management from the London School of Economics and Political Science, and is studying for a doctorate in Economics with the Department of Economics in University College Dublin. She has lectured on topics of resource allocation and health economics within the College of Anaesthetists, and has presented internationally on healthcare utilization and access to healthcare. Her current areas of research involve the income-health relationship in Ireland, and health system performance measurement in Irish hospitals. 

John Armstrong

John is a senior actuary and health economist. He completed his undergraduate studies in Trinity College Dublin and his postgraduate studies in Georgetown University, Washington DC. He has extensively researched on many health insurance reform topics and has active research and teaching links with both the Erasmus University in Rotterdam, the Netherlands and the Institute of Public Administration in Dublin.

He has over 25 years experience working in the health insurance industry. Furthermore, he has advised over 20 countries on health financing reform topics in many diverse parts of the world, including the reform of their health insurance sector.

Marcella Flood

Marcella is a seasoned business leader, with a strong commercial acumen, working at Director level for over a decade. She has extensive experience in operations and technology strategies. Marcella is a Chartered Director from the Institute of Directors UK and holds an MBA from Smurfit school, University College Dublin.

Michael A. O’Sullivan

Michael is a Civil Engineer, Chartered Management Accountant and holds an MBA from UCC. He has significant board experience in diverse roles including finance, business planning, regulatory affairs and healthcare.