Modificar Ponente Guardar y seguir editando Guardar cambios Nombre Charge And Company Bio Ruth Gratzke leads operational and commercial activities for Siemens’ smart building, grid edge and energy infrastructure portfolio. Comprised of five business units – Buildings, Electrical Products, Electrification & Automation, eMobility and Grid Software. Created At ¿Realmente quieres borrar este elemento? Esta acción no se puede deshacer.