Westinghouse Air Brake Technologies Corp. engages in the provision of equipment, systems, and value-added services for the rail industry. It operates through the following segments: Freight and Transit. Read More The Freight segment involves in the manufacture and offers services components for new and existing locomotives and freight cars; supplies rail control and infrastructure products such as electronics, positive train control equipment, and signal design and engineering services; overhauls locomotives; and provides heat exchangers and cooling systems for rail and other industrial markets. The Transit segments includes the manufacture and providing services components for new and existing passenger transit vehicles, including regional trains, high speed trains, subway cars, light-rail vehicles, and buses; supplies rail control and infrastructure products such as electronics, positive train control equipment, and signal design and engineering services; builds new commuter locomotives; and renovate passenger transit vehicles. The company was founded in 1869 and is headquartered in Wilmerding, PA.