PNW Profile
Pinnacle West Capital Corporation, operating through its subsidiary Arizona Public Service Company, is a prominent provider of retail and wholesale electric services primarily within Arizona. The company is deeply involved in the entire electricity value chain, including generation, transmission, and distribution. Pinnacle West Capital utilizes a diverse array of energy sources for electricity generation, encompassing coal, nuclear, natural gas, oil, and solar power facilities. This diverse portfolio enables the company to meet the varying energy needs of its customer base efficiently.
In terms of infrastructure, Pinnacle West Capital manages extensive transmission and distribution networks. Its transmission assets consist of approximately 5,814 pole miles of overhead lines and about 74 miles of underground lines, ensuring reliable electricity delivery across its service area. The distribution network spans approximately 11,258 miles of overhead lines and around 22,821 miles of underground primary cable, supported by 475 transmission and distribution substations. These robust infrastructure investments underscore the company's commitment to enhancing grid reliability and operational efficiency.
With a focus on sustainability and customer service, Pinnacle West Capital serves approximately 1.3 million customers throughout Arizona. Since its incorporation in 1985, the company has been headquartered in Phoenix, Arizona, strategically positioning itself to drive forward advancements in electric utility services while prioritizing environmental stewardship and community engagement.
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