A pioneer in structural health monitoring, SITES is a specialized engineering company dedicated to the performance and lifespan of infrastructures. Since 1984, SITES provides all stakeholders of exception structural assets (owners, builders, managers, operators, insurers) studies, methods, tools and solutions to evaluate and monitor the health of their structures over time, to ensure the safety and durability of their use and avoid interruptions of unintended use or unanticipated costly repairs. SITES counts on a staff of more than 400 engineers and technicians working in 5 agencies in France and two international subsidiaries (China and RSA). SITES follows more than 5000 structures worldwide such as bridges, viaducts, tunnels, structures, sensitive industrial, nuclear and complex buildings, historical monuments, dams, natural terrains, wind turbines… As the historical leader in structural monitoring since 1984, our values are based on: - our human capital and its development, the absolute safety of our interventions and our commitment in societal issues; - our independence from construction stakeholders and, therefore, our freedom from conflict of interest; - our multidisciplinary know-how in science and technology , our approaches adapted to each individual situation and the development of innovative methods dedicated to the sustainability of infrastructures.