Exhibit 21

SUBSIDIARIES OF THE REGISTRANT

The following is a list of subsidiaries included in GATX’s consolidated financial statements (excluding a number of subsidiaries which would not constitute a significant subsidiary), and the state or country of incorporation of each:

	State or Country
Company Name	of Incorporation
GATX Rail Austria GmbH		Austria
GATX Spanish Holdings Corporation, S.L		Spain
GATX Terminals Overseas Holding Corporation		Delaware
GATX Third Aircraft Corporation		Delaware
GATX Rail Poland Sp z.o.o		Poland

In addition to the above-named subsidiaries, GATX includes 60 domestic subsidiaries, 24 foreign subsidiaries, and interests in 18 domestic affiliates and 49 foreign affiliates.