Exhibit 1


CONFIRMING STATEMENT



This Statement confirms that the undersigned, Adam L. Stanley,
has authorized and designated either Deborah A. Golden, Peter J.
Falconer, Marland O. Webb or Lisa M. Ibarra to execute and file
on the undersigned's behalf all Forms 3, 4 and 5 (including any
amendments thereto) that the undersigned may be required to file
with the U.S. Securities and Exchange Commission as a result of
the undersigned's ownership of or transactions in securities of
GATX Corporation.  The authority of Deborah A. Golden, Peter J.
Falconer, Marland O. Webb and Lisa M. Ibarra under this
Statement shall continue until the undersigned is no longer
required to file Forms 3, 4 and 5 with regard to the
undersigned's ownership of or transactions in securities of GATX
Corporation, unless earlier revoked in writing.  The undersigned
acknowledges that neither Deborah A. Golden, Peter J. Falconer,
Marland O. Webb, nor Lisa M. Ibarra is assuming any of the
undersigned's responsibilities to comply with Section 16 of the
Securities Exchange Act of 1934.



Date: August 28, 2019




/s/	Adam L. Stanley
Adam L. Stanley
eter J. Falconer,
Marland O. Webb, nor Lisa M. Ibarra is assuming any of the
undersigned's re