Press Release

SunEdison and TerraForm Power to Present Second Quarter Financial Results on August 6, 2015

MARYLAND HEIGHTS, Mo. and BETHESDA, Md., July 30, 2015 /PRNewswire/ -- SunEdison, Inc. (NYSE: SUNE), the world's largest renewable energy development company, and TerraForm Power, Inc. (Nasdaq: TERP), an owner and operator of clean energy power plants, today announced that they plan to report second-quarter 2015 financial results at 8:00 am EDT on Thursday, August 6, 2015.

Ahmad R. Chatila, SunEdison's chief executive officer and TerraForm Power's chairman, together with Brian Wuebbels, SunEdison's chief financial officer, Carlos Domenech, TerraForm Power's chief executive officer, and Alex Hernandez, TerraForm Power's chief financial officer, will discuss the financial results for both SunEdison and TerraForm Power in an investor presentation to be webcast live, beginning Thursday, August 6, at 8:00 am EDT.

The webcast will be available on SunEdison's and TerraForm Power's investor relations websites by accessing the following links: investors.sunedison.com and ir.terraform.com. A replay of the webcast will be available at those links until August 19, 2015 at 11:59pm EDT for those unable to attend the live-webcast.

About SunEdison
SunEdison is the world's largest renewable energy development company and is transforming the way energy is generated, distributed, and owned around the globe. The company develops, finances, installs, owns and operates renewable power plants, delivering predictably priced electricity to its residential, commercial, government and utility customers. SunEdison is one of the world's largest renewable energy asset managers and provides customers with asset management, operations and maintenance, monitoring and reporting services. Corporate headquarters are in the United States with additional offices and technology manufacturing around the world. SunEdison's common stock is listed on the New York Stock Exchange under the symbol "SUNE." To learn more visit www.sunedison.com.

About TerraForm Power
TerraForm Power is a renewable energy leader that is changing how energy is generated, distributed and owned. TerraForm Power creates value for its investors by owning and operating clean energy power plants. For more information about TerraForm Power, please visit www.terraform.com.

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SOURCE SunEdison, Inc.

Press, SunEdison/TerraForm Power: Ben Harborne, bharborne@sunedison.com, (650) 474-1631, Investors/Analysts: SunEdison: Kurt Wittenauer, kwittenauer@sunedison.com, (314) 452-2617; TerraForm Power: Brett Prior, bprior@terraform.com, (650) 889-8628