David Rimbey, formerly vice president of operations at TMI Intl. LLC, Pittsburgh, Pa., will transition into the role of president and CEO for the manufacturer and supplier of PVC-based products. In his new role, Rimbey will manage customer environments for safety, cleanliness, comfort, efficiency and energy savings. Prior to joining TMI, he served as manufacturing manager of North American operations for an engineering plastics extruder and as equipment engineering manager for Sony Electronics. Rimbey will oversee TMI locations in Pittsburgh; Cuyahoga Falls, Ohio; Norcross, Ga.; and Fontana, Calif.