Energy Institute
The Energy Institute (EI), according to its website, is "the leading professional body for the energy industries, representing almost 12,000 professionals both nationally and internationally".
Address
Website: http://www.energyinst.org.uk/
Email: info@energyinst.org.uk.
Tel: +44 (0)20 7467 7100
Fax: +44 (0)20 7255 1472
Address:
Energy Institute,
61 New Cavendish Street,
London W1G 7AR, UK