According to the Project Model, ASELSAN will be responsible for providing national mission computer and integration of weapon systems, AgustaWestland for providing air worthy helicopters that meet the needs of performance, TAI for production of Helicopters and installation of avionic-weapon systems on helicopters. The first flight test of T 129 was performed on 28 September 2009 in order to test the engine modifications. After the completion of the Critical Design Phase, currently flight tests are in progress. Meanwhile TUSAŞ and AgustaWestland are collaborating in order to market T 129 Helicopters internationally.