Sean Cassady, PE

Sean brings more than 30 years of mechanical engineering experience to some of HNTB’s most challenging large-scale projects. He’s an expert in fire life safety in transportation and widely known industry leader in tunnel ventilation analysis and design. Sean shapes fire life safety innovations globally by engaging in prestigious industry organizations, and he also has built a team of professionals through mentorship and recruiting at HNTB that add value to pursuits and projects.