DPL Energy Resources, a subsidiary of DPL Inc., has received the highest score among residential electric service providers in Ohio by J.D. Power in its 2013 Residential Retail Electric Provider Satisfaction Study. The award means DPL Energy Resources outperformed four other retail electric suppliers around Ohio, based on interviews conducted with thousands of residential customers and measures opinions of consumers who recently switched electric service providers. With a score of 602, DPL Energy Resources ranked well above the Ohio average score of 575. DPL Energy Resources received the highest scores in price, communications, corporate citizenship and customer service. “DPL Energy Resources is honored to receive this recognition of our deep commitment to satisfying customers. This award demonstrates that customers value quality products and service,” according to DPL Energy Resources President Chuck Sutton. “We are proud to rank highest in the first study by J.D. Power ranking electricity suppliers in Ohio, and will keep working to receive this honor again and again.” “In a highly competitive market, this award shows our customers that we are working hard to bring them the quality products and services they demand,” said DPL President and CEO Phil Herrington. “DPL Energy Resources will continue to exceed customer expectations while managing their energy costs.” DPL Energy Resources has been providing competitive power prices and customized energy plans to residential and business customers in Ohio for more than a decade. DPL Energy Resources is an affiliated but separate company from Dayton Power and Light, the regulated utility. DPL Energy Resources, headquartered in Dayton, has residential and business customers in a number of communities around Ohio and is increasingly becoming the Ohio-based retail electricity supplier preferred by Ohio residents. For more information about DPL Energy Resources, visit www.dplenergy.com. About DPL Energy Resources and DPL Inc. DPL Energy Resources, Inc. (DPLER) also does business as DP&L Energy. DPL’s other significant subsidiaries include The Dayton Power and Light Company, DPL Energy, LLC (DPLE), and Miami Valley Insurance Company (MVIC). The Dayton Power and Light Company, a regulated electric utility, provides service to over 500,000 retail customers in West Central Ohio; DPLE engages in the operation of merchant peaking generation facilities; MVIC, a captive insurance company. provides insurance services to DPL and its subsidiaries, and DPLER is a competitive retail electric supplier. DPL, through its subsidiaries, owns and operates approximately 3,800 megawatts of generation capacity, of which 2,800 megawatts are coal-fired units and 1,000 megawatts are natural gas and diesel peaking units. Further information can be found at www.dplinc.com. DPL Inc. was acquired by The AES Corporation (NYSE: AES) in 2011. AES is a Fortune 200 global power company. It provides affordable, sustainable energy to 25 countries through a diverse portfolio of distribution businesses as well as thermal and renewable generation facilities. Its workforce of 25,000 people is committed to operational excellence and meeting the world's changing power needs. AES’ 2012 revenues were $18 billion and it owns and manages $42 billion in total assets. To learn more, please visit www.aes.com.