Founded in 1951 and headquartered in Wood Dale, AAR operates in the energy generation and distribution industry, providing a range of services to commercial aviation and government markets globally. With a workforce of over 5,500 employees across 20 countries, AAR has established itself as a leader in aftermarket aviation services, generating revenues of around $2 billion. The company offers a suite of products and services, including MRO services, parts supply, integrated solutions, OEM aftermarket solutions, airlift, and mobility systems, all aimed at enhancing customer efficiency and competitiveness.