PHOENIX – Pinnacle West Capital Corporation (NYSE: PNW) management will present to energy industry analysts and investors at the Credit Suisse Energy Summit 2011 in Colorado on Tuesday, February 8.

The Pinnacle West presentation is scheduled to begin at 10 a.m., MT (noon, ET) and will feature a Company overview, as well as an update on strategic initiatives. The presentation will be webcast live and available for replay at: www.pinnaclewest.com/presentations.

Pinnacle West is a Phoenix-based company with consolidated assets of about $12.4 billion. Through its subsidiaries, the Company generates, sells and delivers electricity and sells energy-related products and services to retail and wholesale customers in the western United States.

Contacts

Media:
Alan Bunnell, (602) 250-3376

Analyst:
Rebecca Hickman, (602) 250-5668