The Greenbrier Companies, founded in 1981 and based in Lake Oswego, Oregon, operates within the transport services industry, specializing in railroad equipment and services. As a prominent supplier, Greenbrier manufactures new railroad freight cars, offers marine barge construction, and provides a range of services including wheel reconditioning and parts production across multiple U.S. and Mexican facilities. Additionally, through a joint venture and international operations, the company extends its refurbishment and management services to a vast fleet of railcars in North America and Europe.