GATX Corp is a provider of railcar leasing and maintenance services. GATX operates four business segments: rail North America, rail international, and portfolio management. The rail business offers railcar leasing and maintenance, as well as asset-related, financial, and management services. The company owns and leases fleets in North America, Europe, and Asia, which consist of tank and freight railcars. Industries served include refining and petroleum, chemicals and plastics, railroads and other transportation, mining, and food and agriculture.