European Energy Efficiency Industry
- APPLIA (Home Appliance Europe)
- EEIF (Energy Efficiency Industrial Forum)
- EFFIES (European Federation of Intelligent Energy Efficiency Services)
- EHI (European Heating Industry)
- EPEE (European Partnership for Energy and the Environment)
- Eurima (European Insulation Manufacturers Association)
- EuroACE (The European Alliance of Companies for Energy Efficiency in Buildings)
- European Copper Institute
- E.V.V.E. (Association for Energy Cost Allocation)
- Glass for Europe