G8 Renewable Energy Task Force Report This report was presented to the G8 in Genoa, July 2001. It sets out a clear set of recommendations for supporting renewable energies. The focus is on developing countries.
INFORSE A network of around 200 NGOs worldwide working on sustainable energy and social development
Eurace European Alliance of Companies for Energy Efficiency in Buildings
CADDET (Centre for the Analysis and Dissemination of Demonstrated Energy Technologies). This is an intergovernmental site (12 OECD countries) with lots of information about existing energy efficiency projects. It also contains a register of renewable energy projects.