GATX Corporation is a global railcar lessor, owning fleets in North America, Europe, and Asia. In addition, the Company operates fleet of the United States-flagged vessels on the Great Lakes and jointly with Rolls-Royce plc, it owns aircraft spare engine lease portfolios in the world. It operates through three business segments: Rail North America, Rail International and Portfolio Management. It approximately owns a fleet of 147,000 railcars. It offers customers leasing, maintenance, asset, financial, and management expertise. It leases tank cars, freight cars, and locomotives in North America, tank cars and freight cars in Europe and freight cars in India and Russia. The Company's rail customers primarily operate in the petroleum, chemical, food/agriculture and transportation industries. Its railcar fleet consists of diverse railcar types that its customers use to ship more than 600 different commodities.