Headquartered in Milwaukee, Wisconsin, Rexnord is a worldwide manufacturer of highly engineered precision motion technology products, primarily focused on power transmission. Products include flattop chains, industrial bearings, industrial chains, couplings and gears, and aerospace bearings and seals. Formerly a subsidiary of Invensys, the Carlyle Group acquired Rexnord in 2002. In 2006 Apollo Management bought Rexnord. The company has approximately 7,100 employees worldwide.