Crompton Corporation was a chemical research, production, sales and distribution company headquartered in Middlebury, Connecticut. The company produced specialty chemicals used for polymers, fire suppressants and retardants, pool and spa water purification systems and various other applications. In 2005, Crompton merged with Great Lakes Chemical Corporation to become Chemtura.
Crompton Corporation traced its origins to 1837 when founder William Crompton invented a loom for weaving patterns in cotton, an innovation that led in the 1840s to the founding of Crompton Loom Works in Worcester, Massachusetts by his son George Crompton. The company merged in 1879 with rival Knowles Brothers to form the Crompton & Knowles Loom Works. In 1999, Crompton & Knowles merged with Witco Corporation to form Crompton Corporation.
In 2005, Crompton merged with Great Lakes Chemical Corporation of West Lafayette, Indiana, to form Chemtura, headquartered in Philadelphia.
Crompton's ticker symbol on the New York Stock Exchange was CK.
Highest paying job titles at Knowles include RF Engineer, Analog Design Engineer, and Applications Engineer