Nagase Specialty Materials NA LLCArticles & NewsHomeFitz Chem Announces Leadership ChangesPresident Don Deihs has announced his retirement; he will be succeeded by Mark Miller, who currently serves as vice president, care.HomeFitz Chem, Nagase To Open Illinois Innovation LabThe lab, located in Itasca, Illinois, will join the company’s global network of technical facilities, including Okayama, Japan (new product creation and applications development) and Lyon, France (applications development).