Westinghouse Air Brake Technologies Corporation, d/b/a Wabtec Corporation, is a North American provider of value-added, technology-based equipment and services for the rail industry. The Company's products can be found on virtually all United States locomotives, freight cars and passenger transit vehicles. Wabtec is based in Wilmerding, Pennsylvania. The Company sells products in Europe, Africa, Australia, South America and Asia, as well as in North America. Wabtec's products, which are intended to enhance safety, improve productivity and reduce maintenance costs for customers, include air brakes, electronic controls and monitors, cooling equipment, switcher and commuter locomotives, couplers, door controls and draft gears. The Company aggressively pursues technological advances for both new product development and product enhancements. Wabtec provides products and services through two principal business segments, the Freight Group and the Transit Group.