E3G (Third Generation Environmentalism) is a think tank advocating an accelerated, global transition to sustainable development. Its staff is based in London, Brussels, Berlin and Washington.
E3G has three Co-founding Directors, Nick Mabey who is also the current Chief Executive, Tom Burke CBE who is the current Chairman and John Ashton CBE who was the first CEO.
References
E3G Wikipedia(Text) CC BY-SA