# Ted Geisler

> Ted Geisler is chairman, president and CEO of Pinnacle West Capital Corporation and Arizona Public Service. A Phoenix native who joined APS in 2001, he has led technology, finance and operations functions. His early work training horses preceded a utility career now focused on Arizona’s growing electricity needs, reliability and customer costs.

- **Role:** Chairman, President and Chief Executive Officer at Pinnacle West Capital Corporation and Arizona Public Service
- **Organizations:** Arizona Public Service, Pinnacle West Capital Corporation, Nuclear Energy Institute, Arizona Chamber of Commerce and Industry, Greater Phoenix Economic Council, Greater Phoenix Leadership, W. P. Carey Dean’s Council, Arizona State University
- **From:** Phoenix, United States
- **Education:** Bachelor of Science, Colorado State University, MBA, strategy emphasis, Arizona State University, Nuclear Reactor Technology Course (executive education), Massachusetts Institute of Technology, Strategic Financial Leadership Program (executive education), Stanford Graduate School of Business
- **Known for:** Advanced from an entry-level APS role to chief executive over a career beginning in 2001., Elected to the Nuclear Energy Institute executive committee in 2025., Completed leadership roles spanning operations, information technology, corporate strategy and finance.

## Career timeline

- **2001** — Joined APS in generation.
- **2018** — Became APS chief information officer.
- **2020** — Became senior vice president and CFO of Pinnacle West and APS.
- **2022** — Became APS president, effective May 16.
- **2025** — Became chairman, president and CEO of Pinnacle West and APS, effective April 1; joined NEI board and executive committee.

## Achievements

- Advanced from an entry-level APS role to chief executive over a career beginning in 2001.
- Elected to the Nuclear Energy Institute executive committee in 2025.
- Completed leadership roles spanning operations, information technology, corporate strategy and finance.

## Latest updates

- **2026-10** — Appeared on Nameplate with Nat Bullard on October 15 to discuss Arizona electricity demand, infrastructure, workforce and future energy resources.
- **2026-08** — Presented APS’s Pledge for Responsible Energy Growth to local government leaders.
- **2026-08** — Discussed APS’s August 2 peak demand record of 9,164 MW on an earnings call.
- **2026-07** — Discussed plans to convert part of Cholla Power Plant to natural gas.

## Links

- Website: https://www.pinnaclewest.com/about-us/leadership/Ted-N-Geisler/
- LinkedIn: https://www.linkedin.com/in/ted-geisler-556b7912

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Profile page: https://yespress.io/ted-geisler
Published by YesPress — https://yespress.io
Last updated: 2026-10-22