GATX Corporation is a global railcar lessor, owning fleets in North America, Europe, and India. The Company's segments include Rail North America, Rail International, Portfolio Management and Other. Rail North America segment primarily provides railcars pursuant to full-service leases under which it maintains the railcars, pays ad valorem taxes and provides other ancillary services. Rail International segment is composed of its operations in Europe (GATX Rail Europe or GRE), India (Rail India). GRE leases railcars to customers throughout Europe pursuant to full-service leases under which it maintains the railcars and provides value-added services according to customer requirements. Portfolio Management segment is composed primarily of the Rolls-Royce & Partners Finance joint ventures that lease aircraft spare engines and GATX Engine Leasing (GEL), its wholly owned aircraft spare engine leasing business. Other segment includes its Trifleet business that owns and manages tank containers.