Our experts have extensive UK and international experience in environmental economics and policy.


Dr Bruce Horton is Director of Environmental Policy Consulting, which he founded in 2010. He has over 10 years of experience in environmental economics and policy. He has worked extensively for public and private sector organisations, predominantly in the water sector. Previously at Water UK, Dr Horton was the water industry's lead policy adviser on a range of environmental issues, including climate change, water resources management, catchment management and sustainable development. He has also worked as an environmental economist at the Environment Agency. He is a Chartered Environmentalist and a member of the UK Network of Environmental Economists and the European Association of Environmental and Resource Economists.

Dr Manuela Perteghella is Director of Marketing. She is an experienced academic and writer with responsibility for marketing, finance and administration.


Dr Paul Metcalfe is an experienced economist specializing in economic regulation, cost-benefit and cost-effectiveness appraisal, stated preference survey design and analysis, and applied econometrics. He has advised clients in water, transport, environment, health, post, telecoms and local government sectors. In addition to his consulting work, Dr Metcalfe is a visiting lecturer at City University, London, where he teaches an MSc course on quantitative methods for competition and regulation.

James Spurgeon has over 20 years experience as a consultant, quantifying and valuing environmental and social impacts. His main work focus is on natural capital accounting for business, conducting site/project assessments and developing associated tools. Interests also cover Net Positive, Biodiversity Offsets and Integrated Reporting, amongst others. 

Roberto Martin-Hurtado has an in-depth knowledge and understanding of public policy issues in the environment sector, with a particular focus on green growth/green economy, along with integration of the environment into national development planning, budgetary processes, economic sectors and environmental institutions. He has 15 years of post-masters experience, mostly at the international level, both as independent consultant (working with the UN, African Development Bank, European Commission, Global Water Partnership and others) and within international organisations, including the World Bank and the OECD.

Phill Mills has significant experience in the water sector, environment, regulation and consumer affairs, gained within a water company, a global consulting organisation and a representative body. He has delivered successful policy change in the areas of drinking water quality, water for health, customer debt and water affordability, and infrastructure, including network resilience and the transfer of private sewers. Phill is a Chartered Engineer with a degree in civil engineering and executive education at Harvard Business School.