Makina Ve Kimya Endustrisi Kurumu / MKEK
Full name Makina ve Kimya Endustrisi Kurumu. In 1952 MKEK took over THK factory at Ankara, together with existing designs. THK-15 became the MKEK Model 1, THK-16 the Model 2, THK-5 and 5A the Models 5 and 5A, THK Prototype 14 the Model 6 and THK-2 the Model 7. Developed Model 4 Ugur tandem two-seat primary trainer for Turkish Air Force, three presented to Royal Jordanian Air Force.