Aero-Difusión SL is a Spanish aircraft manufacturer. It was founded at Santander in 1955, licence-building Jodel and Druine light aircraft.

Aircraft produced by Aero-Difusión, S.L. Aero-Difusión D11 Compostela(1950) Single-engine two-seat low-wing monoplane with fixed tailwheel undercarriage. Licence-built version of French Jodel D11 Aero-Difusión D-112 PopuplaneLicence-built version of Jodel D11 Aero-Difusión D-119 PopuplaneLicence-built version of Jodel D11 Aero-Difusión D-1190S CompostelaLicence-built version of Jodel D11

References Gunston, Bill. (1993) World Encyclopaedia of Aircraft Manufacturers. Naval Institute Press: Annapolis, Maryland. p. 12.