Advent Tool & Manufacturing Inc., a manufacturer of high-precision tooling products, said Wednesday it will move its headquarters from Antioch, Illinois, to Salem Lakes in Kenosha County. Founded in 1974, Advent Tool & Manufacturing services a variety of industries including transportation, defense, energy and telecommunications. It will lease about half of a new 50,000-square-foot facility in the new Salem Industrial Park. The company expects to employ 23 workers, primarily machinists, in Salem...