Christopher N. Grey, P.E. is an Associate Principal in Simpson Gumpertz & Heger Inc.’s (SGH’s) Building Technology Division in our Boston, MA office. He is experienced in investigating, rehabilitating, and designing a wide range of building enclosure systems, from historic structures to contemporary high-rise buildings. He specializes in the design and coordination of unitized curtain wall systems and prefabricated mega-panel enclosure systems. He is a MA Professional Engineer, certified sUAS Level I Thermographer, and leads SGH’s involvement with FGIA/AAMA serving on several task groups and committees. He is a graduate of University of Massachusetts Dartmouth and the Virginia Tech.