AAR Corp

AAR Corp is a US-listed global aerospace and defence aftermarket solutions company headquartered at 1100 N. Wood Dale Rd., Wood Dale, IL 60191, USA, with main office line +1-630-227-2000 and a 24/7 AOG desk on +1-630-227-2470. Based in the Chicago area since 1955, AAR describes itself as the number-one aviation maintenance, repair and overhaul provider in North America and as a trusted partner to commercial airlines, lessors, OEMs and governments worldwide. The business is organised into four reporting segments — Parts Supply; Repair, Engineering, and Software; Government Solutions; and Legacy Commercial Programs — and the company website states FY2025 annual revenue of US$2.8 billion, around 8,000 team members and 23 million commercial parts shipped and received in FY2025, with operations in over 20 countries and government programmes on five continents. The Parts portfolio covers new and used aircraft and engine parts, while the Repair business is split into Airframe MRO (heavy maintenance, modification and base maintenance) and Component MRO (repair and overhaul of components and accessories). The Software business markets four named platforms: Trax (aviation maintenance software), Aerostrat (heavy maintenance planning), Airvoyant (operational analytics) and Airinmar (warranty and supplier management). Government Solutions delivers maintenance and supply-chain programmes, shelter and sustainment systems, and parts to government customers. AAR's careers pages disclose hiring locations in the United States (including Greensboro, Lake City), Amsterdam, the United Kingdom, Trois-Rivières and Windsor in Canada, and Thailand.