Document
EXHIBIT 24.1
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Phillip D. Green, Daniel J. Geddes and Matthew B. Henson, 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, 2025, 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 28, 2026 | ||||||
| Phillip D. Green | ||||||||
| /s/ DANIEL J. GEDDES | Group Executive Vice President and Chief Financial Officer (Principal Financial Officer) | January 28, 2026 | ||||||
| Daniel J. Geddes | ||||||||
| /s/ MATTHEW B. HENSON | Executive Vice President and Chief Accounting Officer (Principal Accounting Officer) | January 28, 2026 | ||||||
| Matthew B. Henson | ||||||||
| /s/ HOPE ANDRADE | Director | January 28, 2026 | ||||||
| Hope Andrade | ||||||||
| /s/ CHRIS AVERY | Director | January 28, 2026 | ||||||
| Chris Avery | ||||||||
| /s/ ANTHONY R. CHASE | Director | January 28, 2026 | ||||||
| Anthony R. Chase | ||||||||
| /s/ CYNTHIA COMPARIN | Director | January 28, 2026 | ||||||
| Cynthia Comparin | ||||||||
| /s/ SAM DAWSON | Director | January 28, 2026 | ||||||
| Sam Dawson | ||||||||
| /s/ CRAWFORD H. EDWARDS | Director | January 28, 2026 | ||||||
| Crawford H. Edwards | ||||||||
| /s/ JOHN T. ENGATES | Director | January 28, 2026 | ||||||
| John T. Engates | ||||||||
| /s/ DAVID J. HAEMISEGGER | Director | January 28, 2026 | ||||||
| David J. Haemisegger | ||||||||
| /s/ CHARLES W. MATTHEWS | Director | January 28, 2026 | ||||||
| Charles W. Matthews | ||||||||
| /s/ JOSEPH A. PIERCE | Director | January 28, 2026 | ||||||
| Joseph A. Pierce | ||||||||
| /s/ JEFF RUMMEL | Director | January 28, 2026 | ||||||
| Jeff Rummel | ||||||||
| /s/ LINDA B. RUTHERFORD | Director | January 28, 2026 | ||||||
| Linda B. Rutherford | ||||||||
| /s/ MARSHA M. SHIELDS | Director | January 28, 2026 | ||||||
| Marsha M. Shields | ||||||||
| /s/ JOHN H. WILLOME | Director | January 28, 2026 | ||||||
| John H. Willome | ||||||||