Pinnacle West Capital Corp

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Pinnacle West Capital Corporation, established in 1985, generates and distributes electricity, and offers energy-related products and services to customers. It is the holding company for one of the largest electric utilities, Arizona Public Service, which transmits and distributes electricity to more than 1 million residential, commercial and industrial customers throughout western United States. SunCor Development is the company s real estate subsidiary that develops and manages residential, commercial and industrial projects. Its subsidiary Pinnacle West Energy owns and operates unregulated generating plants in Arizona. The company also operates a venture capital and investment firm known as El Dorado Investment Company. Pinnacle West Capital Corporation is headquartered in Phoenix.