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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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/ Anne L. Arvia  

Anne L. Arvia 

Director 

Date:           2/23/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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:           2/23/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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:           2/19/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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:           2/17/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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. Häberli  

Ernst A. Häberli 

Director 

Date:           2/17/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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/ Brian A. Kenney  

Brian A. Kenney 

Director 

Date:           2/18/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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:           2/23/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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:           2/19/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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 B. Ream  

James B. Ream 

Director 

Date:           2/20/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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:           2/19/09                    

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 Annual Report on Form 10-K for the year ended December 31, 2008, together with any amendments thereto, under the Securities Exchange Act of 1934, 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:           2/17/09