Chemtura Corporation (NYSE: CEM) is a marketer of specialty chemicals, polymer proucts and processing equipment for a variety of industries. The company formed in 2005 from the merger of two other corporations -- Great Lakes Chemical Corporation of West Lafayette, Indiana, and Crompton Corporation of Middlebury, Connecticut. Headquartered in Middlebury, Chemtura employs some 6,200 people internationally and had total sales in 2006 of approximately USD $3.7 billion.