- CEO
- John McClain Holmes
- Full Time Employees
- 5,600
- Sector
- Industrials
- Industry
- Aerospace & Defense
- Address
- One AAR Place Wood Dale IL United States of America 60191
- IPO Date
- Mar 17, 1980
- Business
- AAR Corp. AAR Corp. (NYSE: AIR), founded in 1955 and headquartered in Wood Dale, Illinois, provides aviation aftermarket products and services to commercial airlines, government operators, MRO providers, and OEMs worldwide through operations in over 20 countries including North America, Europe, Asia, and the Middle East. The company operates four primary segments encompassing Parts Supply, which distributes new OEM factory parts, used serviceable material, and proprietary PMA parts for commercial, defense, and business aviation markets while leasing aircraft components; Repair & Engineering, offering airframe maintenance including inspection, modification, structural repair, painting, avionics installation, and interior refurbishment, alongside component MRO services for engines, accessories, wheels, brakes, and landing gear overhaul; Mobility Systems, specializing in mission-tailored mobile shelter systems, custom integration, refit, and life-cycle support for military and government customers; and Expeditionary Services, providing integrated logistics, fleet management software via Trax, and rapid deployment solutions such as pallets, containers, and shipping systems. AAR serves a diverse customer base of over 2,300 global clients with 60 sites, 24/7 inventory access via shop.aarcorp.com, and tailored end-to-end supply chain solutions focused on cost reduction, safety, and efficiency. In recent developments, AAR acquired HAECO Americas for $78 million in November 2025, expanding its North American heavy maintenance capacity with facilities in Greensboro, North Carolina, and Lake City, Florida, while securing over $850 million in multi-year contracts with key airline customers; completed the $146 million acquisition of parts distributor ADI American Distributors in September 2025, adding electronics product lines, OEM partnerships, and locations in the US, UK, and India to bolster Parts Supply growth; purchased maintenance planning software provider Aerostrat and Triumph Group's Product Support business in 2025 and 2024, respectively, to enhance Trax software capabilities and component services; sold its Landing Gear Overhaul business in April 2025 to streamline operations; expanded partnerships including multi-year deals with JetBlue Airways for Trax eMobility, AmSafe Bridport for defense distribution, and the Defense Logistics Agency for up to $85 million in shelters; and signed an agreement with Eaton in October 2025 to serve as an authorized service center for commercial aerospace customers.