Kale Group founded Kale Pratt & Whitney Uçak Motor San. A.Ş on 2010 after partnering with Pratt & Whitney, which is a division of United Technologies Corporation (UTC), one of the leading organizations of the aviation sector. Kale Pratt & Whitney has a total of 16.250 m2 facilities in Aegean Free Zone; the company is one of the leading aviation companies in Türkiye and its facilities contain many special processes. The company was founded with a 51% Kale Group and 49% Pratt & Whitney partnership, its main field of activity is the manufacturing of aircraft engine parts and subassembly groups. The company started its manufacturing activities at the current plant on 2014.
Kale Pratt & Whitney manufactures many parts for F-135, the engine of F-35, the most sophisticated fighter aircraft in the world. The manufacturing processes are among the most prestigious manufacturing technologies in Türkiye and Europe. Also manufactured in the same facilities are the hi-tech parts of NGPF model, which is the new generation commercial engine of Pratt & Whitney.