DIANA FEA BV (previously known as TNO DIANA BV) was established in 2003 as a spin-off company from the Computational Mechanics department of TNO Building and Construction Research Institute in Delft, The Netherlands. Building on over 30 years of research and experience, the company provides world-class software products and services in the field of finite element solutions dedicated to civil, geotechnical, earthquake, and petroleum engineering. DIANA, our flagship software, is world renowned as the finest in its class as the “all in one” solution for Finite Element Analysis within the civil engineering community. Our team of highly skilled and experienced civil and geotechnical engineers, scientists, software developers and architects work to develop and deliver innovative software and value-added services including technical support, training, analysis consultancy and R&D projects.