Aircraft financing is a $140 billion industry, dominated by Ireland due to the rise and collapse in 1992 of pioneer Guinness Peat Aviation (GPA), of which the former executives manage the largest lessors: Aengus Kelly is the CEO of AerCap, the world's largest, Domhnal Slattery heads the third largest, Avolon, and Peter Barrett runs the fourth, SMBC Aviation Capital while the second largest, GECAS, formed from the hulk of GPA.[17]