Carlton Creek Ironworks is among the worlds leading manufacturers of large counterweights. The company also supplies commercial gray and ductile iron castings, Disamatic gray iron castings and steel products for a variety of industries and applications. Carlton Creek Ironworks is a subsidiary of Monomoy Capital Partners, and supplies a full range of castings and related services to customers throughout the world. The company was founded in 1937 as a single foundry in Rothbury, Mich. and has foundries and finishing plants throughout the United States and China. Carlton Creek Ironworks maintains a location in Muskegon, Mich.