Pinnacle West Sets Date for 2017 Second-Quarter Financial Results, Webcast/Conference Call

07/05/2017

PHOENIX--(BUSINESS WIRE)-- Pinnacle West Capital Corp. (NYSE: PNW) announced today that it plans to release its 2017 second-quarter results before the U.S. financial markets open on Thursday, Aug. 3, 2017. At that time, the Company will be issuing 2017 guidance if the Arizona Corporation Commission votes on Arizona Public Service Co.’s pending rate case prior to the release of financial results.

That same day at noon ET (9 a.m. Arizona time), the Company will host a live webcast of management’s conference call to discuss the Company’s results, as well as recent developments. A replay of the webcast can be accessed at pinnaclewest.com/presentations. To access the live conference call by telephone, dial (877) 407-8035 or (201) 689-8035 for international callers. A replay of the call also will be available until 11:59 p.m. (ET), Thursday, Aug. 10, 2017, by calling (877) 481-4010 in the U.S. and Canada or (919) 882-2331 internationally and entering conference ID number 15960.

Pinnacle West Capital Corp., an energy holding company based in Phoenix, has consolidated assets of nearly $16 billion, about 6,200 megawatts of generating capacity and 6,300 employees in Arizona and New Mexico. Through its principal subsidiary, Arizona Public Service, the Company provides retail electricity service to nearly 1.2 million Arizona homes and businesses. For more information about Pinnacle West, visit the Company’s website at pinnaclewest.com.

Source: Pinnacle West Capital Corp.

Pinnacle West Capital Corp.

Media Contact:

Alan Bunnell, 602-250-3376

Analyst Contacts:

Stefanie Layton, 602-250-4541

Chalese Haraldsen, 602-250-5643

Website: pinnaclewest.com