<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>12
<FILENAME>c22861exv24.txt
<DESCRIPTION>POWERS OF ATTORNEY
<TEXT>
<PAGE>
                                                                      EXHIBIT 24
                                POWER OF ATTORNEY

      The undersigned director of GATX Corporation, a New York corporation, does
hereby constitute and appoint Robert C. Lyons, Deborah A. Golden and William M.
Muckian or any of them, attorneys and agents of the undersigned, with full power
and authority to sign in such director's name, and on behalf of GATX
Corporation, the 2007 Annual Report on Form 10-K under the Securities Exchange
Act of 1934, together with any amendments thereto, hereby ratifying and
confirming all that said attorneys and agents and each of them may do by virtue
hereof.

      IN WITNESS WHEREOF, the undersigned has hereunto set his hand and seal.

                                                    /s/  James M. Denny
                                                -------------------------------
                                                         James M. Denny
                                                            Director

Date: 2/28/08

<PAGE>

                                POWER OF ATTORNEY

      The undersigned director of GATX Corporation, a New York corporation, does
hereby constitute and appoint Robert C. Lyons, Deborah A. Golden and William M.
Muckian or any of them, attorneys and agents of the undersigned, with full power
and authority to sign in such director's name, and on behalf of GATX
Corporation, the 2007 Annual Report on Form 10-K under the Securities Exchange
Act of 1934, together with any amendments thereto, hereby ratifying and
confirming all that said attorneys and agents and each of them may do by virtue
hereof.

      IN WITNESS WHEREOF, the undersigned has hereunto set his hand and seal.

                                                   /s/  Richard Fairbanks
                                                --------------------------------
                                                        Richard Fairbanks
                                                           Director

Date: 2/27/08

<PAGE>

                                POWER OF ATTORNEY

      The undersigned director of GATX Corporation, a New York corporation, does
hereby constitute and appoint Robert C. Lyons, Deborah A. Golden and William M.
Muckian or any of them, attorneys and agents of the undersigned, with full power
and authority to sign in such director's name, and on behalf of GATX
Corporation, the 2007 Annual Report on Form 10-K under the Securities Exchange
Act of 1934, together with any amendments thereto, hereby ratifying and
confirming all that said attorneys and agents and each of them may do by virtue
hereof.

      IN WITNESS WHEREOF, the undersigned has hereunto set his hand and seal.

                                                   /s/  Deborah M. Fretz
                                                --------------------------------
                                                        Deborah M. Fretz
                                                           Director

Date: 2/28/08

<PAGE>

                               POWER OF ATTORNEY

      The undersigned director of GATX Corporation, a New York corporation, does
hereby constitute and appoint Robert C. Lyons, Deborah A. Golden and William M.
Muckian or any of them, attorneys and agents of the undersigned, with full power
and authority to sign in such director's name, and on behalf of GATX
Corporation, the 2007 Annual Report on Form 10-K under the Securities Exchange
Act of 1934, together with any amendments thereto, hereby ratifying and
confirming all that said attorneys and agents and each of them may do by virtue
hereof.

      IN WITNESS WHEREOF, the undersigned has hereunto set his hand and seal.

                                                   /s/  Ernst A. Haberli
                                                --------------------------------
                                                        Ernst A. Haberli
                                                           Director

Date: 2/19/08

<PAGE>

                                POWER OF ATTORNEY

      The undersigned director of GATX Corporation, a New York corporation, does
hereby constitute and appoint Robert C. Lyons, Deborah A. Golden and William M.
Muckian or any of them, attorneys and agents of the undersigned, with full power
and authority to sign in such director's name, and on behalf of GATX
Corporation, the 2007 Annual Report on Form 10-K under the Securities Exchange
Act of 1934, together with any amendments thereto, hereby ratifying and
confirming all that said attorneys and agents and each of them may do by virtue
hereof.

      IN WITNESS WHEREOF, the undersigned has hereunto set his hand and seal.

                                                   /s/  Mark G. McGrath
                                                --------------------------------
                                                        Mark G. McGrath
                                                           Director

Date: 2/20/08

<PAGE>

                                POWER OF ATTORNEY

      The undersigned director of GATX Corporation, a New York corporation, does
hereby constitute and appoint Robert C. Lyons, Deborah A. Golden and William M.
Muckian or any of them, attorneys and agents of the undersigned, with full power
and authority to sign in such director's name, and on behalf of GATX
Corporation, the 2007 Annual Report on Form 10-K under the Securities Exchange
Act of 1934, together with any amendments thereto, hereby ratifying and
confirming all that said attorneys and agents and each of them may do by virtue
hereof.

      IN WITNESS WHEREOF, the undersigned has hereunto set his hand and seal.

                                                   /s/  Michael E. Murphy
                                                --------------------------------
                                                        Michael E. Murphy
                                                           Director

Date: 2/23/08

<PAGE>

                                POWER OF ATTORNEY

      The undersigned director of GATX Corporation, a New York corporation, does
hereby constitute and appoint Robert C. Lyons, Deborah A. Golden and William M.
Muckian or any of them, attorneys and agents of the undersigned, with full power
and authority to sign in such director's name, and on behalf of GATX
Corporation, the 2007 Annual Report on Form 10-K under the Securities Exchange
Act of 1934, together with any amendments thereto, hereby ratifying and
confirming all that said attorneys and agents and each of them may do by virtue
hereof.

      IN WITNESS WHEREOF, the undersigned has hereunto set his hand and seal.

                                                   /s/  David S. Sutherland
                                                --------------------------------
                                                        David S. Sutherland
                                                           Director

Date: 2/20/08

<PAGE>

                                POWER OF ATTORNEY

      The undersigned director of GATX Corporation, a New York corporation, does
hereby constitute and appoint Robert C. Lyons, Deborah A. Golden and William M.
Muckian or any of them, attorneys and agents of the undersigned, with full power
and authority to sign in such director's name, and on behalf of GATX
Corporation, the 2007 Annual Report on Form 10-K under the Securities Exchange
Act of 1934, together with any amendments thereto, hereby ratifying and
confirming all that said attorneys and agents and each of them may do by virtue
hereof.

      IN WITNESS WHEREOF, the undersigned has hereunto set his hand and seal.

                                                   /s/  Casey J. Sylla
                                                --------------------------------
                                                        Casey J. Sylla
                                                           Director

Date: 2/19/08
</TEXT>
</DOCUMENT>
