A B I Research; ABB Group; Accenture Nederland B.V. ; Advantech Europe BV; Alert Enterprise Europe; Alliander; Bae Systems Detica; British Gas; California Water and Power company; Cardiff University; Cassidian; Centrica; Chronos Technology Ltd; CNA Insurance; Con Edison of New York, Inc.; CRISALIS; Cy3 Computing; Cyber Ark ; Cyber defense institute Incident Response Team; Cylance; Department of Energy and Climate Change; DNV Kema; DoD USDELMC; Dwr Cymru Welsh Water; EDF Energy; Electric Power Research Institute; Enel Distribuzione S.p.A.; Enel Distribuzione Sp A; Energinet.dk; Energy and Utilities Alliance (EUA); EnergySec; Enexis; ENISA - European Network and Information Security Agency; Entrust (Europe) Ltd; EON Sverige AB ; EVN AG; Fortum Ltd; Fox I T; Fox IT; FRAZER-NASH CONSULTANCY; Gas Natural; Germazin ; Gridmerge ltd; Havelsan A S; House of Commons; Iberdrola Generation; IFM Cambridge University ; Infrastructure Security Labs; Kaspersky Lab Ltd; Mott Macdonald; National Grid; Norman; Norwegian Centre for Information Security; NUI Galway; NXP Semiconductors; Omicron Electronics Gmb H; Owl Computing Tech Inc; Pike Research; Price Waterhouse Coopers; Security Matters; Semigator AG; SES; Siemens; Siemens AG; Siemens AG; Smart Defence Ltd; South West Water; Spirent Communications Plc; swissgrid AG; Symantec Deutschland Gmbh; Thales Nederland B.V.; UK Power Networks ; US Embassy; Vattenfall A B; Vattenfall Europe Netzservice Gmbh; Verizon Business; Via Sat Inc; Viasat; Waterfall Security Solutions; Waternet; Wipro Technologies; Wipro Technology; XGS Technologies;