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Services

• Standard Wafer
• EPI
• Solar Wafers
• Perfect Silicon
• Magic Denuded Zone
• SOI
• Advanced Materials

About Us

MEMC, based in St. Peters, Missouri, is a global leader in the manufacture and sale of wafers and related products to the semiconductor and solar industries. MEMC’s products are the building blocks for the $1 trillion electronics and the $18 billion solar cell and module markets. Through its SunEdison subsidiary, MEMC is also a developer of solar power projects and is North America’s largest solar energy services provider. MEMC, which was founded in 1959, employs approximately 4,800 people worldwide and recorded sales of $1.2 billion in 2009. MEMC’s stock is traded on the New York Stock Exchange under the symbol WFR and is included in the S&P 500 Index.

Wafer Market Leader

Integrated polysilicon, semiconductor wafer and solar wafer provider
Established and growing customer relationships in over 30 countries around the world
Technology Leadership

Extensive intellectual property portfolio with more than 700 worldwide patents and 350 applications on file
First large-volume manufacturer of Fluidized Bed or “granular” polysilicon
Operational Expertise

Competitive cost structure with further improvements targeted
Global manufacturing, sales and service footprint makes MEMC a “local” supplier to our customers
Diversified Markets

One of only four major suppliers of semiconductor wafers and a proven supplier to the solar industry
Balanced market position provides stability and growth
New Opportunities

Acquired in 2009, SunEdison’s downstream leadership in solar project development accelerates growth
Acquired in 2010, Solaicx’s proprietary process and equipment provides entry into fast-growing, adjacent monocrystalline solar market