Siemens PLM Software (now Siemens Digital Industries Software) is a global provider of product lifecycle management (PLM) and manufacturing operations management software and services, a business unit of Siemens. Its portfolio includes NX for CAD/CAM/CAE, Teamcenter for PLM and data management, the Simcenter portfolio for simulation and testing (1D system simulation, 3D CAE, STAR-CCM+, physical testing), Tecnomatix, Solid Edge and industry solutions for aerospace, automotive, energy, consumer goods and other sectors. It helps manufacturers build a digital thread across ideation, realization and utilization.