- Algy Cluff, mining magnate and former Tory fundraiser. See Cluff Natural Resources. He resigned as a director at Cluff Geothermal in 2014.
Algy Cluff hired Pippa Middleton at the height of her sister's post-wedding fame as a geothermal spokeswoman for his fledgling venture Cluff Geothermal.
- Correspondence address as noted at Companies House in 2019
- Charter House, 13-15 Carteret Street, London, England, SW1H 9DJ
- Department of Energy and Climate Change. Ministerial meetings with outside interests, 1 Oct - 31 Dec 2010
- Transparency data: Ministers: Quarterly return - January to March 2013 - Meetings with external organisations, published July 2013, accessed 5 November 2014