PHOENIX - Steven Wheeler, a partner with the Phoenix-based law firm of Snell and Wilmer, will join Pinnacle West Capital Corporation (NYSE: PNW) as senior vice president of Transmission Operations, Regulation and Planning, the Company announced following approval from its Board of Directors Wednesday afternoon. 

Wheeler has more than two decades of experience in environmental, energy, and public utility law. He has earned recognition for his expertise in handling a wide range of competitive and regulatory issues, particularly those involving electric utility deregulation and the siting of new energy facilities.

 He has served as the Company's outside counsel for more than 20 years, representing Pinnacle West and its subsidiaries at the Arizona Corporation Commission and other regulatory agencies. Pinnacle West President Jack Davis said Wheeler will oversee key strategic aspects of the company's transmission business and regulatory issues.

Following the Board's approval, Davis also announced that three of the Company's senior managers have been promoted to vice president.

Joining the roster of Company officers, along with Wheeler, are: Denny Brown, vice president of Information Services; David A. Hansen, vice president of Power Marketing and Trading; and Donald G. Robinson, vice president of Regulation and Planning. Each has been with the company for more than two decades.

Pinnacle West is a Phoenix-based company with consolidated assets of approximately $7 billion. Through its subsidiaries, the Company generates, sells and delivers electricity and sells electricity and energy-related products and services to retail and wholesale customers in the western United States. It also develops residential, commercial, and industrial real estate projects.

Media:
Alan Bunnell, (602) 250-3376

Analyst:
Rebecca Hickman, (602) 250-5668

This press release contains forward-looking statements that involve risks and uncertainties, which include, but are not limited to, the ongoing restructuring of the electric industry; the outcome of the regulatory proceedings relating to the restructuring; regional economic and market conditions, which could affect customer growth and the cost of power supplies; the cost of debt and equity capital; weather variations affecting customer usage; and the strength of the real estate market. These factors and the other matters discussed above may cause future results to differ materially from historical results, or from results or outcomes currently expected or sought by the Company.