Pinnacle West Capital (NYSE: PNW) — Company Overview, News & Financial Data
Pinnacle West Capital focuses on energy production and distribution, pursuing sustainable solutions for electricity services in the US.

Pinnacle West Capital
Pinnacle West Capital is an investor-owned electric utility holding company headquartered in Phoenix, Arizona. Through its principal subsidiary, Arizona Public Service Company, the company provides retail and wholesale electric service to residential, commercial, and industrial customers across Arizona. The company operates a diverse energy generation portfolio comprising nuclear, natural gas, solar, and battery storage assets, including the Palo Verde Generating Station. Pinnacle West Capital also manages extensive electric transmission and distribution infrastructure to serve growing regional demand and oversees energy development and real estate investment activities in the southwestern United States.
Snapshot
Operations
Products and/or services of Pinnacle West Capital
- Electric Distribution Services: Retail distribution of electricity to more than 1.3 million residential, commercial, and industrial customer accounts across 11 of Arizona's 15 counties, supported by extensive power lines, substations, and local grid infrastructure.
- Nuclear Energy Generation: Base-load electricity generation driven primarily by operating the Palo Verde Generating Station, a three-unit nuclear facility near Tonopah, Arizona, which provides high-capacity electric generation across the regional southwestern power grid.
- Natural Gas & Thermal Generation: Flexible dispatchable electricity generation utilizing natural gas power facilities across Arizona, providing essential intermediate and peak power capacity to satisfy rapid fluctuations in regional customer energy demand.
- Solar & Battery Energy Storage: Utility-scale solar power generation integrated with large grid-connected battery storage installations, storing renewable energy during maximum sunlight hours for dispatch during peak evening consumption periods.
- High-Voltage Electric Transmission: Regional high-voltage transmission grid operations spanning thousands of line miles across Arizona, connecting generation resources with load centers and facilitating wholesale electric power interconnections across western energy markets.
- Real Estate & Property Management: Strategic real estate development and land management operations overseeing utility-adjacent property holdings, legacy commercial land transactions, and specialized development funding across the state of Arizona.
Pinnacle West Capital executive team
- Mr. Theodore N. GeislerChairman of the Board, President and CEO
- Mr. Andrew D. CooperSenior VP & CFO
- Mr. Jeffrey B. GuldnerNon-Executive Advisor
- Ms. Elizabeth A. BlankenshipVP, Controller & Chief Accounting Officer
- Ms. Amanda HoDirector of Investor Relations
- Mr. Todd HortonSVP of Nuclear Regulatory & Oversight of Palo Verde Generating Station for APS
- Ms. Shirley A. BaumSenior VP & General Counsel
- Ms. Diane WoodAssistant VP & Corporate Secretary
- Mr. Christopher BauerVP & Treasurer