Saginaw, Mich.
Hemlock Semiconductor Corp., a subsidiary of Dow Corning, will initiate a $1 billion expansion of its manufacturing complex in Saginaw, Mich., in 2009. The project will support the production of monosilane gas, a component of liquid crystal displays and thin film solar cells. Completion is slated for 2011. Hemlock Semiconductor will also build a $1.2 billion facility in Clarksville, Tenn.