LEGAL PROCEEDINGS
−Removed: See “Business of Arizona Public Service Company — Environmental Matters” in Item 1 with regard to pending or threatened litigation and other disputes.
+Added: See “Business of Arizona Public Service Company — Environmental Matters” in Part I, Item 1 with regard to pending or threatened litigation and other disputes.
See Note 8 for ACC and FERC-related matters.
6 unchanged sentences
Name Age Position Period
−Removed: Guldner (a) 59 Chairman of the Board, Chief Executive Officer and President of Pinnacle West 2019-Present
−Removed: Chairman of the Board and Chief Executive Officer of APS 2022-Present
−Removed: Chairman of the Board, Chief Executive Officer and President of APS 2021-2022
−Removed: Chairman of the Board and Chief Executive Officer of APS 2020-2021
+Added: Geisler 47 Chairman of the Board, Chief Executive Officer and President of Pinnacle West and APS 2025-Present
President of APS;
−Removed: Executive Vice President, Public Policy of Pinnacle West 2017-2019
+Added: Director, Pinnacle West and APS Boards of Directors 2024-2025
+Added: President of APS 2022-2024
+Added: Senior Vice President and Chief Financial Officer of Pinnacle West and APS 2020-2022
+Added: Baum 52 Senior Vice President, Corporate Secretary and General Counsel of Pinnacle West and APS 2026-Present
+Added: Senior Vice President and General Counsel of Pinnacle West and APS 2025-2026
+Added: Vice President of Law of Pinnacle West and APS 2022-2025
+Added: Deputy General Counsel of Pinnacle West 2019-2022
+Added: Christopher R.
+Added: Bauer 50 Vice President and Treasurer of Pinnacle West and APS 2024-Present
+Added: Director, Corporate Finance and Assistant Treasurer of Duke Energy Corporation 2021-2024
+Added: Director, Credit and Capital Markets of Duke Energy Corporation 2017-2021
Blankenship 54 Vice President, Controller and Chief Accounting Officer of Pinnacle West and APS 2019-Present
−Removed: General Manager, Accounting Operations of APS 2019-2019
−Removed: Director, Accounting Operations of APS 2014-2019
Cooper 47 Senior Vice President and Chief Financial Officer of Pinnacle West and APS 2022-Present
Vice President and Treasurer of Pinnacle West and APS 2020-2022
−Removed: Director, Corporate Finance of Consolidated Edison Company of New York, Inc.
Esparza 51 Senior Vice President, Public Policy of APS 2022-Present
1 unchanged sentence
Officer and Senior Vice President, Customer Engagement and Information Technology of Southwest Gas 2019-2021
−Removed: Vice President, Customer Engagement of Southwest Gas 2012-2019
−Removed: Geisler (a) 46 President of APS, Director on the Pinnacle West and APS Boards of Directors 2024-Present
−Removed: President of APS 2022-Present
−Removed: Senior Vice President and Chief Financial Officer of Pinnacle West and APS 2020-2022
−Removed: Vice President and Chief Information Officer of APS 2018-2020
−Removed: Heflin 61 Executive Vice President and Chief Nuclear Officer, PVGS, of APS 2022-Present
+Added: Heflin 62 Executive Vice President and Chief Nuclear Officer, Palo Verde, of APS 2022-Present
Chief Executive Officer of Wolf Creek Nuclear Operating Corporation 2014-2019
−Removed: Mountain 47 Vice President, Finance and Planning of Pinnacle West and APS 2024-Present
−Removed: Vice President, Finance and Treasurer of Pinnacle West and APS 2022-2024
−Removed: Vice President, Finance and Planning of Pinnacle West and APS 2020-2022
−Removed: General Manager, Finance of Pinnacle West 2017-2020
−Removed: Smith 55 Executive Vice President, Chief Legal Officer and Chief Development Officer of Pinnacle West and APS 2025-Present
−Removed: Executive Vice President, General Counsel and Chief Development Officer of Pinnacle West and APS 2021-2025
−Removed: Senior Vice President and General Counsel of Pinnacle West and APS 2018-2021
Jacob Tetlow 53 Executive Vice President and Chief Operating Officer of APS 2024-Present
1 unchanged sentence
Senior Vice President, Non-Nuclear Operations of APS 2020-2021
−Removed: Vice President, Transmission and Distributions Operations of APS 2017-2020
−Removed: (a) On December 12, 2024, Pinnacle West announced that Jeffrey B.
−Removed: Guldner will retire from his position as Chairman of the Board, President, Chief Executive Officer and member of the Board of Directors of Pinnacle West and Chairman of the Board, Chief Executive Officer and member of the Board of Directors of APS, effective April 1, 2025.
−Removed: On April 1, 2025, Theodore N.
−Removed: Geisler will replace Mr.
−Removed: Guldner as Chairman of the Board, President, and Chief Executive Officer of Pinnacle West and Chairman of the Board and Chief Executive Officer of APS.
−Removed: He will continue to serve as President of APS and as a director on the Pinnacle West and APS Boards of Directors.
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.