Eugenie Regan

Senior Principal Consultant


Eugenie Regan has wide expertise in biodiversity conservation with a particular focus on monitoring, indicators and accounting, and the application of science to policy and decision-making. At TBC, Eugenie manages a diverse portfolio of projects including hydropower, oil & gas, biodiversity indicators & metrics for the corporate sector, and science & policy.

Eugenie has developed and managed projects with the United Nations Environment Programme and the European Commission, amongst others, in Europe, Africa, and Asia and played leadership roles in the Global Biodiversity Observation Network, the European Biodiversity Observation Network, the Biodiversity Indicators Partnership, and Butterfly International. Her expertise ranges from wetland ecology, entomology, and international policy to biodiversity data management, monitoring, and metrics.

Eugenie is a Fulbright alumnus and a Fellow of the Royal Entomological Society. She has authored over 50 scientific papers (including in Science and Nature) and books including four national Red Lists, the definitive guide to the insects of Ireland, and global guidelines for butterfly monitoring. In addition, she has also led or co-authored reports on topics such as biodiversity accounting, biodiversity and ecosystem services assessment, mapping natural capital, and biodiversity data management for a range of clients including United Nations programmes, the Global Biodiversity Observation Network (GEO BON), the Intergovernmental Platform on Biodiversity and Ecosystem Services (IPBES), the Secretariat of the Convention on Biological Diversity, and the European Commission.

More recently, her work has focused on the application of science to policy and decision-making and connecting biodiversity and ecosystem services data providers with end users.