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MEMC Receives 2009 Outstanding Supplier Award from Inotera Memories

"MEMC enabled us to serve our customers during the global economic challenges of 2009," said Charles Kau, president of Inotera at an awards ceremony held on March 29, 2010. "MEMC's commitment to us as a customer, coupled with their robust manufacturing capabilities and service, demonstrate what is needed for a strong supplier partnership."

John Kauffmann, senior vice president of sales for MEMC Electronic Materials said, "We place great value on our relationship with Inotera. This award underscores our commitment to providing Inotera with excellent wafers and unrivaled support."

"MEMC facilities in Taiwan, and other key manufacturing centers worldwide, delivered high-quality products on-time with world-class service. We are honored to be recognized by this leading maker of high-density and high-performance Dynamic Random Access Memory (DRAM) products."

About MEMC

MEMC is a global leader in the manufacture and sale of wafers and related intermediate products to the semiconductor and solar industries. With the recent acquisition of SunEdison, MEMC is also a developer of solar power projects and North America's largest solar energy services provider.

MEMC has been a pioneer in the design and development of silicon wafer technologies for 50 years. With R&D and manufacturing facilities in the U.S., Europe and Asia, MEMC enables the next generation of high performance semiconductor devices and solar cells.

MEMC's common stock is listed on the New York Stock Exchange under the symbol "WFR" and is included in the S&P 500 Index. For more information about MEMC, please visit www.memc.com.

SOURCE MEMC Electronic Materials, Inc.