Challenge Air boasts over two decades of active involvement and experience in the Aviation industry. We pride ourselves in providing top quality design work and analysis tailored to your specific needs including: *Structural and Avionics Design for Minor Modifications and STC's *Fatigue and Damage Tolerance Analysis *Pre-purchase Inspections and Flight Testing *Maintenance Oversight *Specialised Charter Services *Independent Air Crash Investigation Challenge Air is an approved SACAA Part 147 Design Organisation.