The company WeSI Geotecnica Srl was established in Italy in 2009 by Martino & Lorenzo Leoni, initially as Italian office of the german company Wechselwirkung Numerische Geotechnic GmbH. The goal of WeSI Geotecnica is to offer services focused in the field of numerical geotechnics. Because our company has a single specific focus, we can guarantee the excellent quality of our output. We aim to produce simulations that match reality as closely as possible, and make meaningful predictions.Our intention is to employ the most current scientific knowledge in solving practical problems.Using the newest constitutive models for Geomaterials, we strive to replicate the interaction between soil and structures as accurately as possible, while optimizing computational and material resources and taking into account the sustainability of construction methods.