Tim Sepper, PE, SE Principal, Structural

Tim Sepper is a seasoned structural engineering leader with more than 40 years of experience delivering complex, multidisciplinary projects across a diverse range of sectors. His portfolio includes advanced technology facilities, such as semiconductor fabrication plants and mission-critical environments, as well as hospitals, airport terminals, higher education buildings, research laboratories, and municipal and governmental facilities.

Tim brings deep expertise in designing structures that meet the rigorous performance demands of highly sensitive environments. His understanding of key design considerations, such as floor vibration control, structural mass, damping, and stiffness, enables him to support facilities where precision and reliability are critical. Throughout his career, he has successfully led high-profile projects requiring close coordination across disciplines, active stakeholder engagement, and thoughtful navigation of complex constraints.