AAR Corp.

AAR Corp., founded in 1955 and based in Wood Dale, Illinois, is a global aerospace and defense services company that provides aftermarket support for commercial airlines, business aviation, and government and military aircraft. The company helps keep aircraft operating efficiently by supplying parts, providing maintenance and repair services, and managing supply chains and fleet operations. Through its worldwide network of facilities and digital platforms, AAR supports customers across the full aircraft lifecycle, from parts sourcing and repairs to logistics, engineering, and mission-critical aviation services. Products & Services: 1. Aircraft Parts & Distribution - Sales, leasing, and distribution of new and used aircraft parts, components, and accessories. 2. Maintenance & Repair (MRO) - Airframe maintenance, component repairs, aircraft inspections, modifications, painting, and heavy maintenance checks. 3. Supply Chain & Fleet Support - Inventory management, logistics, flight-hour support programs, and outsourced fleet management services. 4. Digital Aviation Solutions - Software and tools for maintenance tracking, repair management, and fleet operations. 5. Government & Defense Services - Expeditionary shelters, mobility systems, and aviation support for military and government missions. 6. Engineering & Technical Services - Aircraft engineering, certification support, and development of approved replacement parts.