Ben is the Chief Executive Officer of Menhaden Capital, a London-listed investment trust which seeks to generate long-term shareholder returns by investing in businesses and opportunities which are delivering or benefiting from the more efficient use of energy and other resources. Sectors of focus include industrial process and material efficiency, energy efficiency and storage, power generation, and waste and water. 

Ben is a Trustee of the Children’s Investment Fund Foundation (CIFF), one of largest climate change focused philanthropic funds in the world, and chairs the Goldsmith family’s JMG Foundation, which focuses on environmental issues. Ben sits on the Board of the UK Government’s Department for Environment, Food and Rural Affairs (DEFRA) and is also Chairman of the Conservative Environment Network.