Nate Callister to Succeed Paul Burdiss as Zions Bank's CEO SALT LAKE CITY, Dec. 22, 2025 /PRNewswire/ -- Zions Bancorporation, N.A. today announced the upcoming retirement of Paul Burdiss, President and Chief Executive Officer of the Company's Zions Bank division, operating in Utah, Idaho and Wyoming, on December 31, 2025. Mr. Burdiss joined Zions Bancorporation in 2015 as its Executive Vice President and Chief Financial Officer, serving in that role until he assumed his current position with Zions Bank. D ...