Subject Matter Expert
John A. D’Annunzio has over 35 years of experience in roofing, building exteriors, and waterproofing consulting and has completed projects throughout the world. He has written five books about roofing/waterproofing and over 100 articles published in construction trade magazines. He has also conducted extensive research in material technology, the results of which have been reported at numerous national and global symposiums and conferences. Mr. D’Annunzio frequently conducts seminars and webinars related to building exterior technology.