GE - Aviation is the worlds leading producer of large and small jet engines for commercial and military aircraft. We also supply aircraft-derived engines for marine applications and provide aviation services. GE - Aviati......GE - Aviation is the worlds leading producer of large and small jet engines for commercial and military aircraft. We also supply aircraft-derived engines for marine applications and provide aviation services. GE - Aviations technological excellence, supported by continuing substantial investments in research and development, has been the foundation of growth, and helps to ensure quality products for customers.