EX-24.1 10 exhibit241-powerofattorney.htm EXHIBIT 24.1 POWER OF ATTORNEY
EXHIBIT 24.1
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Patrick B. Frost, Phillip D. Green, and Jerry Salinas, and each of them, his or her true and lawful attorneys-in-fact and agents, and with power of substitution and resubstitution, for him/her and in his/her name, place and stead, and in any and all capacities, to sign the Annual Report on Form 10-K of Cullen/Frost Bankers, Inc. for the fiscal year ended December 31, 2017, to sign any and all amendments thereto, and to file such Annual Report and amendments, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done in and about the premises, as fully to all intents and purposes as he/she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents or either of them, or their or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

Signature | Title | Date
/s/ PHILLIP D. GREEN | Chairman of the Board, Director and Chief Executive Officer (Principal Executive Officer) | January 24, 2018
Phillip D. Green |  |
/s/ JERRY SALINAS | Group Executive Vice President and Chief Financial Officer (Principal Financial Officer and Principal Accounting Officer) | January 24, 2018
Jerry Salinas |  |
/s/ R. DENNY ALEXANDER | Director | January 24, 2018
R. Denny Alexander |  |
/s/ CARLOS ALVAREZ | Director | January 24, 2018
Carlos Alvarez |  |
/s/ CHRIS AVERY | Director | January 24, 2018
Chris Avery |  |
/s/ SAM DAWSON | Director | January 24, 2018
Sam Dawson |  |
/s/ CRAWFORD H. EDWARDS | Director | January 24, 2018
Crawford H. Edwards |  |
/s/ RUBEN M. ESCOBEDO | Director | January 24, 2018
Ruben M. Escobedo |  |
/s/ PATRICK B. FROST | Director and President of Frost Bank | January 24, 2018
Patrick B. Frost |  |
/s/ DAVID J. HAEMISEGGER | Director | January 24, 2018
David J. Haemisegger |  |
/s/ KAREN E. JENNINGS | Director | January 24, 2018
Karen E. Jennings |  |
/s/ RICHARD M. KLEBERG, III | Director | January 24, 2018
Richard M. Kleberg, III |  |
/s/ CHARLES W. MATTHEWS | Director | January 24, 2018
Charles W. Matthews |  |
/s/ IDA CLEMENT STEEN | Director | January 24, 2018
Ida Clement Steen |  |
/s/ GRAHAM WESTON | Director | January 24, 2018
Graham Weston |  |
/s/ HORACE WILKINS, JR | Director | January 24, 2018
Horace Wilkins, Jr. |  |