Headquarters: Chicago, IL

Net Assets: $6,669.5

New Business Volume: $943.4

Number of Employees: 2,225

Founded in 1898, GATX Corporation has been providing quality railcars and services to its customers for more than 120 years. A leading global railcar lessor, the company strives to be recognized as the finest railcar leasing company in the world by its customers, its shareholders, its employees, and the communities where it operates.