A Broomfield pizza chain has big expansion plans in the United States, saying it expects to open 16 new restaurants in eight states. Old Chicago Pizza & Taproom officials said that three existing franchisees will open the new locations: The Collier Group will develop seven additional Old Chicago locations in South Carolina and Tennessee; The Johnson Group will develop three restaurants in Wyoming and Montana; and The Nursariwala Group will develop six new locations in Oklahoma, Missouri, Arkansas and Mississippi. Read the Denver Business Journal story here