Electric Drive Transportation Association Adds Pepco Holdings

WASHINGTON--June 30, 2011: Pepco Holdings, Inc. (PHI) has joined the Electric Drive Transportation Association (EDTA). PHI’s membership in EDTA provides access to a diverse representation of vehicle and equipment manufacturers, energy providers, component suppliers and end users.

“As the utility in the nation’s capitol, we are dedicated to being leaders in the advancements of our industry.”

Through the EDTA, PHI will work with fellow members to overcome the numerous challenges involved with installing vehicle charging stations and will remain committed to partnering with the major players in the advancement of electric vehicles and the nation’s electrical infrastructure.

“We are excited to be at the forefront of developing an infrastructure to supply ‘fuel’ for electric vehicles,” said Joseph M. Rigby, Chairman of the Board, President and Chief Executive Officer of Pepco Holdings, Inc. “As the utility in the nation’s capitol, we are dedicated to being leaders in the advancements of our industry.”

EDTA is a trade association representing battery, hybrid, plug-in hybrid and fuel cell electric drive technologies and infrastructure. EDTA conducts public policy advocacy, education, industry networking, and international conferences.

About PHI: Pepco Holdings, Inc. is one of the largest energy delivery companies in the Mid-Atlantic region, serving about 1.9 million customers in Delaware, the District of Columbia, Maryland and New Jersey. PHI subsidiaries Pepco, Delmarva Power and Atlantic City Electric provide regulated electricity service; Delmarva Power also provides natural gas service. PHI also provides energy efficiency and renewable energy services through Pepco Energy Services.