Jack Bittner is the senior product manager for all of the industrial insulation materials produced by Johns Manville. He has been involved in the industrial insulation business for more than 35 years and has experience on both the distribution side of the business, as well as the manufacturing side. Throughout his tenure in industry, he has held roles that included sales rep, branch manager, regional territory manager, product manager, marketing manager, and senior product manager. Bittner is the Commercial and Industrial Committee Chairman for the North American Insulation Manufacturers’ Association (NAIMA), and sits on the Board of Directors for the National Insulation Association (NIA). He is a graduate of the Univ. of Houston and holds an MBA from Lamar Univ.