AIR vs WPP Comparison

AAR Corp is engaged in providing products and services to aviation, government and defense market. It operates in segments namely: The parts supply segment majorly consists of sales and leasing of USM and aftermarket distribution of new, OEM-supplied replacement parts; Repair & Engineering segment provides airframe maintenance, component repair, and landing gear overhaul services; Integrated Solutions segment consists of its fleet management and operations of customer-owned aircraft, customized performance-based supply chain logistics programs in support of the U.S. Department of Defense, flight hour component inventory; and The Expeditionary Services segment consists of products and services supporting the movement of equipment and personnel by the U.S. and foreign governments and NGOs.

Headquartered in the United Kingdom, WPP is the world's largest ad holding company based on annual revenue. Its services, which include traditional and digital advertising, public relations, and consulting, are provided worldwide, with over 70% of its revenue coming from more developed regions such as North America, the UK, and Western Europe. WPP is the largest media buying entity in the world.