John Roller, P.E., S.E.

Mr. Roller’s career with CTLGroup has largely been devoted to performing investigations and evaluations of failed, damaged, or distressed structures or components, and providing expert consulting services related to design, construction, performance, and management of building or civil structure assets. Specific areas of expertise include reinforced and precast/prestressed concrete structures and components, fiber reinforced concrete, and large-diameter pipe used for drainage or transmission of pressurized water and wastewater.

Mr. Roller sees himself as a very practical, detail-oriented, and thorough individual who strives for accuracy and excellence in all endeavors. These personal traits have served him and his clients well over the years as a researcher, forensic engineer, and expert consultant. Working at CTLGroup for the past three decades has allowed him to thrive in his profession, make the most of his technical abilities, and work as a team with some of the foremost experts in their fields.