Zions Bancorporation announced on 22 December 2025 that Nathan Callister will become the next President and Chief Executive Officer of Zions Bank, with the appointment taking effect in 2026. Callister will succeed Paul Burdiss, who retires on 31 December 2025. Burdiss joined Zions Bancorporation in 2015 as Chief Financial Officer and became CEO of Zions Bank in April 2024. The announcement was made through a press release issued by Zions Bancorporation, N.A., which is listed on Nasdaq.
Burdiss entered into a Retirement and Consulting Agreement effective 20 December 2025.
CALLISTER RISES FROM COMMERCIAL BANKING LEADERSHIP
Nathan Callister served most recently as Executive Vice President and Executive Director of Commercial Banking at Zions Bank, having previously been Executive Vice President and Market Executive for Commercial Banking in Utah and Idaho at Wells Fargo.
Zions Bank operates as one of several banking divisions of Zions Bancorporation, N.A., which also operates under different local brands in Arizona, California, Colorado, Nevada, New Mexico, Oregon, Texas and Washington.
BURDISS TO REMAIN AVAILABLE THROUGH CONSULTING AGREEMENT
Under the agreement, Burdiss will provide transition and advisory services as reasonably requested by the board or the chief executive, and is bound by non-compete and non-solicit provisions during the consulting period.
Chairman and CEO Harris H. Simmons said Callister "brings a wealth of banking expertise and strong relationships in the community". Burdiss's retirement takes effect on 31 December 2025, and he will provide transition and advisory services during 2026 under a 12-month consulting agreement.