The AES Corporation (NYSE: AES) announced that Mr. Jeffrey Ubben, Founder and Chief Executive Officer of ValueAct Capital, has been appointed to AES' Board of Directors, effective immediately. This appointment is a continuation of the Company's efforts to create shareholder value.

"We are delighted to welcome Jeff to AES' Board. Jeff's exceptional investment management track record and extensive public market experience will further enhance our expertise and strength," said Charles Rossotti, AES Chairman. "We remain committed to enhancing shareholder returns and we believe that Jeff will make a significant contribution to that end in an increasingly dynamic global energy market that is demanding innovative solutions."

"In recent years AES began a transition to become a more sustainable company by selling coal assets and investing in wind, solar and energy storage," said Jeff Ubben, AES Director. "AES is well positioned to play a leading role in bringing new energy solutions to the domestic and international markets it serves."

Mr. Ubben will serve on the Compensation Committee and the Financial Audit Committee.

Mr. Ubben is a Founder and the Chief Executive Officer of ValueAct Capital, an investment firm based in San Francisco, California with over $15 billion in assets under management. Mr. Ubben is a Director of Twenty-First Century Fox Inc., and is a former Director of Gartner Group, Inc., Misys plc, Sara Lee Corp., Valeant Pharmaceuticals International and Willis Towers Watson plc, as well as other public and private companies. Mr. Ubben serves on the boards of Duke University, Northwestern University and the E.O. Wilson Biodiversity Foundation, and formerly served as Chair of the national board of the Posse Foundation.

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