Pinnacle West to Present at Credit Suisse Energy Summit 2013

  Pinnacle West to Present at Credit Suisse Energy Summit 2013

Business Wire

PHOENIX -- January 29, 2013

Pinnacle West Capital Corporation (NYSE: PNW) management will present to
energy industry analysts and investors at the Credit Suisse Energy Summit 2013
in Colorado on Tuesday, February 5.

The Pinnacle West presentation is scheduled to begin at 10:25 a.m. MT (12:25
p.m. ET) and will feature a Company overview, as well as an update on
strategic initiatives. The approximate 30-minute presentation will be webcast
live and available for replay at: www.pinnaclewest.com/presentations.

Pinnacle West Capital, an energy holding company based in Phoenix, has
consolidated assets of about $13.5 billion, more than 6,300 megawatts of
generating capacity and about 6,700 employees in Arizona and New Mexico.
Through its principal subsidiary, Arizona Public Service, the Company provides
retail electricity service to more than 1.1 million Arizona homes and
businesses. For more information about Pinnacle West, visit the Company’s
website at pinnaclewest.com.

Contact:

Pinnacle West Capital Corporation
Media Contact:
Alan Bunnell, 602-250-3376
Analyst Contact:
Rebecca Hickman, 602-250-5668
Website: pinnaclewest.com