Siemens Industry Software (SIS), a subsidiary of Siemens AG, delivers advanced simulation and testing solutions for a wide range of industries with a strong focus on aerospace and aeronautics. SIS develops state-of-the-art digital engineering technologies for virtual design, performance verification and certification, including multiphysics simulation, system modeling, advanced crash and fluid-structure interaction analysis, and numerous additional capabilities. Committed to sustainability and climate neutrality, Siemens actively supports low-carbon aviation initiatives. As a Clean Aviation member, SIS contributes to the Hydrogen Propulsion Aircraft pillar supporting multiple European hydrogen-related research topics.