European Energy Derivatives Exchange N.V. - operates an electronic trading system for Dutch power Futures, offers Clearing Services for Over-The-Counter (OTC) traded Dutch power forwards.
http://www.endex.nl/ more info...
European Energy Exchange - Specialize in Europe and operates market platforms for trading in power, natural gas, CO2 emission allowances and coal.
http://www.eex.com/en/ more info...
London Clearing House Limited and Clearnet S.A. - independent CCP group in Europe, serving major international exchanges and platforms, equity markets, exchange-traded derivatives markets, energy markets etc.
http://www.lchclearnet.com/ more info...
Nord Pool ASA - The Nordic Power Exchange, multinational exchange for trading electric power.
http://www.nordpool.no/ more info...