AAR Corp. AIR

What this company does

AAR CORP. offers a broad line of products and services to commercial and government aerospace customers and operates globally in over 20 countries. As of May 31, 2026, the company employed approximately 7,100 employees worldwide, including 5,400 in the United States and 1,700 outside the United States. The company organizes its operations into four operating segments: Parts Supply, Repair, Engineering, and Software, Government Solutions, and Legacy Commercial Programs. Its Parts Supply segment primarily consists of aftermarket distribution of new, OEM supplied replacement parts and sales and leasing of USM, and accounted for approximately 45% of the company's sales in fiscal 2026. Its Repair, Engineering, and Software segment primarily provides Airframe MRO, Component MRO, and integrated software solutions, and accounted for approximately 35% of sales in fiscal 2026. Its Government Solutions segment primarily consists of fleet management and operations of customer-owned aircraft, performance-based supply chain logistics programs supporting the DoW, the DoS and foreign governments, and Mobility Systems operations supporting the movement of equipment by governments and non-governmental organizations, and accounted for approximately 15% of sales in fiscal 2026. Its Legacy Commercial Programs segment primarily consists of asset-heavy flight hour-based component pool and repair programs for commercial airlines and distribution of consumables and expendables inventory, and accounted for approximately 5% of sales in fiscal 2026. AAR was incorporated in 1955.

Written from the business description in AAR CORP's annual report to the U.S. Securities and Exchange Commission, filed 22 July 2026. Every sentence was checked against that document before publication.