Nick Mabey


Nick Mabey


CEO & Founding Director


Nick Mabey is Chief Executive and a Founder Director of E3G (Third Generation Environmentalism), a non-profit European organisation dedicated to accelerating the transition to sustainable development. In addition to his management role, Mr. Mabey leads E3G’s work on European climate change policy, climate diplomacy and foreign policy, and the security implications of climate change.

Mr. Mabey was previously a senior advisor in the UK Prime Minister’s Strategy Unit leading work on national and international policy areas, including: energy, climate change, countries at risk of instability, organised crime and fisheries. Mr. Mabey was employed in the UK Foreign and Commonwealth Office’s Environment Policy Department, and was the FCO lead for the Johannesburg Summit in 2002 where he established international partnerships on clean energy (, tourism ( and environmental democracy (

Before he joined government Mr. Mabey was Head of Economics and Development at WWF-UK. He came to WWF from research at London Business School on the economics of climate change, which he published as the book Argument in the Greenhouse. This followed a period in the UK electricity industry working as a negotiator for PowerGen and an engineer for GEC-Alsthom.

Mr. Mabey trained as a mechanical engineer at Bristol University and holds a masters degree in Technology and Policy from MIT where he specialised in energy systems analysis.