
AEI launches B737-900ERSF conversion
Aeronautical Engineers, Inc. (AEI), a specialist in passenger-to-freighter conversions, has launched its new B737-900 Extended Range Special Freighter (B737-900ERSF) programme. The company, a Boeing-licensed third-party STC provider, is developing the conversion under its existing licensing agreement. This new project expands AEI’s growing portfolio and underlines its focus on innovation and operational efficiency. It also reflects










