Dan is a Senior building Science Engineer with Dupont’s Performance Building Solutions Business. He is a 1982 graduate from the University of Illinois in Chemical Engineering with a minor in Nuclear Engineering and has worked in the STYROFOAM™/THERMAX™ business for 38 years, most of it in research and development. His accomplishments include being the co-inventor of the THERMAX™ Wall System and the developer of the Ultra Wall System and Lightguard Roof Insulation, among other products and systems. Dan is a Registered Exterior Wall Consultant (REWC) with IIBEC.