Prior to joining APS in 2004, Guldner was a partner in the Phoenix office of Snell & Wilmer LLP, where he practiced public utility, telecommunications and energy law. Guldner was a surface warfare officer in the United States Navy and an assistant professor of naval history at the University of Washington.
Guldner received his undergraduate degree from the University of Iowa in 1987. He graduated magna cum laude from the Arizona State University College of Law in 1996.
He has completed executive education courses in nuclear reactor technology at MIT and advanced management at Columbia Business School.
“APS is a great company with a bright future and a long history of service to Arizona,” said Guldner. “I’m grateful to Don for his support, confidence and continuing leadership. As I take on these new responsibilities, I’m fortunate to be surrounded by a talented and experienced team at APS.”
New board member Jim Trevathan has held a variety of leadership positions in his career at Waste Management. Prior to his current role as EVP and COO, he served as executive vice president of growth, innovation and field support.
“Jim’s experience working at the highest levels in an industry that values operational excellence, customer service and environmental stewardship will make him a great fit for our board,” said Brandt. “His perspective and insights will make us stronger.”
Pinnacle West Capital Corp.
, an energy holding company based in Phoenix, has consolidated assets of almost $18 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