Edison

Milan July 31 2008 press release issued today Galsi Spa reproduced below Galsi begins Paperwork Regulatory ... Approval Galsi Project application filed today seeking ... ruling project environmental compatibility Galsi company ... Galsi also asked start procedure required assess ... impact study Galsi filed relevant Ministries together

Galsi Wintershall Leaves Consortium Wintershall German company part BASF Group sold remaining partners pro rated ... interest Galsi Spa company developing build operate ... Pursuant agreement each remaining Galsi shareholders ... percentages owned Galsi shareholders follows Sonatrach ... Established 2003 study purposes Galsi now company developing

2007 Galsi Snam Rete Gas signed memorandum understanding ... relates Italian section pipeline Galsi owned Sonatrach ... enter Italian market Galsi pipeline strategic interest ... Galsi Executive Vice President Corporate Business Development ... weeks Mohamed Yousfi CEO Galsi said agreement reached

Shareholders Meeting Galsi Spa agrees launch 30-million euro capital increase approves Galsi transformation ... confirmed Chairman Milan December 20 2006 Galsi shareholders ... approved amendment Bylaws enables Galsi evolve ... up development Galsi project which involves construction ... fed Italian natural gas transmission network Edison Galsi

EDISON IMPORT TWO BILLION CUBIC METRS MORE NATURAL GAS YEAR FROM ALGERIA NEW GALSI PIPELINE Signed agreement long ... term gas supply Sonatrach Important step ahead Galsi ... new Galsi pipeline whose project being developed which ... signed today important step ahead realization Galsi ... project 18 stake Edison main Italian shareholder Galsi

agreement between Italy Algeria development Galsi ... strategic significance Galsi project which Edison major ... realization project commented Umberto Quadrino CEO Edison Galsi ... Galsi consolidates relations between Edison Sonatrach ... upstream sector natural gas supply through TTPC pipeline Galsi

GALSI NATURAL GAS PIPELINE Edison owns 20.8 stake Galsi ... corresponding supply contract Sonatrach Galsi pipeline ... NEW PROJECTS ITALY GREECE NATURAL GAS PIPELINE ITGI project new European level infrastructure link Italy way Greece Turkey ... Caspian Sea basin Middle East where over 20 world reserves ... located pipeline which expected go stream 2015 enable Italy

renewable sources Read our targets Industrial Plan GALSI ... TARGETS 2014 Industrial Plan 2009-2014 approved Edison December 2008 expect strengthening production energies derived from ... PROJECT Edison Greek company Depa designing construction ... new gas pipeline called IGI connect Italy Greece project ... details Press release NEW PROJEcTS SOCIAL RESPONSIBILITY ENVIRONMENTAL

Interest Galsi Under agreement signed February 19 ... 2008 Wintershall Holding AG shareholder 13.5 interest Galsi ... each remaining Galsi shareholders exercising its ... shares equal 2.8 share capital raising its interest Galsi ... KEY EVENTS Growing Our Business Edison Signs Hydrocarbon Exploration Contract Iran January 9 2008 after submitting winning

import gas from Qatar followed Galsi ITGI pipelines ... 2012 Galsi pipeline link Algeria Sardinia Tuscany ... Significantly faster growth production electric power from renewable sources area targeted investments totaling about 1 ... billion euros major expansion hydrocarbons operations increase ... exploration production activities development new transnational