Stefan joined Princeton Consultants in 2012. Stefan helps business leaders solve complex problems by applying a blend of information technology and management consulting expertise. As an IT project leader, he delivers transformative enterprise software solutions to address the client's needs. His skills include project management, process re-engineering, requirements development, business functional design, quality assurance and defect management, and implementation support. As a member of the Princeton Consultants Rail Practice, Stefan is experienced in building data-driven forecasting applications and providing systems integration solutions for Positive Train Control (PTC) projects. He earned an MA in Mathematics from the University of Cambridge and an MA and BA in Mathematics from the University of Pennsylvania.