Western Oilfields Supply Co, 221 McDonald Ave, Joliet, IL 60431, US

AAR Aircaft Turbine Center is a business unit of AAR, an organization that provides a wide range of products and value-added services for the aerospace industry. The corporation serves clients through aviation supply chain; maintenance, repair and overhaul; structures and systems; and aircraft sales and leasing segments. Headquartered in Wood Dale, Ill., it employs more than 5,000 people at more than 60 locations worldwide. AAR has more than 50 years of experience helping commercial and government customers achieve their goals while controlling costs. The corporation has expertise in cargo and mobility systems, composite structures, power services and SUMMA technology, as well as airframe parts supply, business systems integration, component repair, and defense systems and logistics. Its capabilities include engineering, landing gear, and wheel and brake services.