May 24, 2007 May 24, 2007 ROSEMEAD, Calif., May 24, 2007 — Edison International (NYSE: EIX) will present at the Deutsche Bank Energy and Utilities Conference on Thursday, May 31, 2007. The presentation will be available via live webcast, with a replay available for approximately two months. Subject:Edison International at Deutsche Bank Energy and Utilities Conference Speaker:Tom McDaniel, Executive Vice President, Chief Financial Officer and Treasurer When:Thursday, May 31, 2007 Time:2:50 p.m. (Eastern Daylight Time) Webcast:Edison International corporate Web site: www.edison.com. Select “Investor Relations,” and then “Conference Calls & Presentations” # # # Rosemead, Calif.-based Edison International (NYSE:EIX) is an electric power generator and distributor, and an investor in infrastructure and renewable energy projects with assets totaling more than $36 billion. The company is comprised of a regulated utility, Southern California Edison (SCE) and an unregulated group of business units, Edison Mission Group (EMG). The California Public Utilities Commission does not regulate the terms of EMG’s products and services.