PTB Group Limited is an aviation company that operates in several regions around the world, such as Australia, North and South America, Europe, Asia, and Africa. The company has four segments: PTB, PT USA, PT Leasing, and IAP, and provides engine maintenance contracts, repairs and overhauls for various turbine engines, and trades in related aircraft airframes and parts. Additionally, PTB offers aircraft and turbine engines leasing services, rentals, hires, and financing options. The company, originally known as Pacific Turbine Brisbane Limited, was established in 2001 and is based in Australia.