Alex Kosis has extensive experience as a building enclosure consultant, specializing in roofing and waterproofing system design and repair, and thermal analysis for optimal building performance. He leads SGH’s presence in the U.S. Mountain Region, working with clients and project partners to solve technical challenges on a range of new design, failure investigation, and repair and rehabilitation projects. Alex brings wide-ranging expertise and insights to his technical work gathered from his practice as a senior engineer and project lead in Denver, Colorado; the San Francisco Bay Area; Southern California; and Washington, DC. As a passionate mentor and leader, he is also dedicated to sharing his experience and expertise across the industry, including serving on ASTM International’s ASTM D08 Committee on Roofing & Waterproofing, volunteering as an instructor for Engineer’s Alliance with the Arts, and lecturing on building failures and forensic investigations at Pennsylvania State University.