US: Michael Darr has been appointed as the operations manager of Firestone Building Products’ plant in Waukesha, Wisconsin. He previously worked as the plant manager for Bridgestone’s tyre plant in Wilson, North Carolina, according to the Wilson Daily Times newspaper. Firestone, a subsidiary of Bridgestone, purchased Gaco Western, a producer of insulation and roofing products, in April 2017 including the Waukesha site.