UniSource Energy Services’ daily operations are supervised by local managers who are committed to providing safe, reliable service to their communities. Electric service is provided through a UES subsidiary called UNS Electric, Inc., while natural gas service is provided through a subsidiary called UNS Gas, Inc. These local efforts are overseen and supported by executives at UES’ Tucson-based parent company, UNS Energy Corporation, and sister company Tucson Electric Power (TEP).
UES Management Team
- Terry Nay, Senior Director, UniSource Energy Services Gas and Electric
- Martin Anaya, Director, UniSource Energy Services Gas
- Lynne Petersen, Director, Mohave County Electric
- Roberto Guevara, Director, Santa Cruz County Gas & Electric and Operational Excellence
David G. Hutchens
President and Chief Executive Officer
David G. Hutchens is President and CEO of Tucson Electric Power (TEP), sister company UniSource Energy Services and their parent company, UNS Energy.
Hutchens served as a nuclear submarine officer in the U.S. Navy and worked as an engineer before joining TEP in July 1995. He advanced to various management positions and was named Vice President in January 2007 before becoming Executive Vice President in March 2011 and President in December 2011. He assumed his current role as the company’s top executive in May 2014.
Hutchens graduated from the University of Arizona with a bachelor’s degree in aerospace engineering and master’s degree in business administration with an emphasis in finance.
Vice President, Transmission & Distribution Planning and Environmental
Erik Bakken is Vice President of Transmission & Distribution Planning and Environmental. He joined TEP as a corporate counsel in 2000 after earning a bachelor’s degree in political science from Arizona State University and a juris doctorate from the University of Arizona. He advanced through management positions in Land Resources and Environmental Services and was promoted to Senior Director of Transmission & Environmental Services in 2014.
Vice President of Energy Delivery
Susan Gray is Vice President of Energy Delivery. Gray came to TEP as a student engineer in 1994 before being hired in 1997 as an Energy Management System Engineer. Promoted to supervisory roles along the way, she advanced to Superintendent of T&D Design/Build in 2004. She was named Director of Design & Construction Services in 2011, and was promoted to Senior Director of T&D in 2013. Gray has a bachelor’s degree in electrical engineering and a master’s of business administration from the University of Arizona.
Todd C. Hixon
Vice President, General Counsel and Chief Compliance Officer
Todd Hixon is Vice President, General Counsel and Chief Compliance Officer. Hixon joined TEP after three years in private practice and advanced to Associate General Counsel before being named to his current role in May 2011. He has a bachelor's degree in architecture and earned a juris doctorate from the University of Arizona.
Vice President, Energy Resources
Mark Mansfield is Vice President of Energy Resources. He joined the company in 2008 most recently serving as Senior Director of Generation. Prior to joining TEP, Mansfield held various leadership positions at PacifiCorp Energy. He has a bachelor’s degree in mechanical engineering from Brigham Young University and a master’s of business administration from the University of Utah.
Frank P. Marino
Chief Financial Officer
Frank Marino is Chief Financial Officer. Before joining TEP in January 2013, he was a Vice President and Chief Financial Officer of the wind and solar businesses of the AES Corporation, a global power company. Marino is a Certified Public Accountant (New Jersey) and has a bachelor's degree in accounting from the State University of New York and master’s degree in business administration from Fairleigh Dickinson University.
Catherine E. Ries
Vice President of Customer and Human Resources
Catherine Ries is Vice President of Customer and Human Resources. Before joining TEP in 2007, she was Vice President of Human Resources for Clopay Building Products Company, a division of Griffon Corporation. Ries also spent more than a dozen years in the airline industry, where she specialized in development and training. She holds a bachelor's degree in fine arts and a master’s in business administration from Arizona State University.
Vice President of Public Policy
Jo Smith is Vice President of Public Policy. Smith joined TEP in 2003 as Director of Investor Relations after having previously served in that role at Portland General Electric. She advanced to Director of Regulatory Services in 2011 and was promoted to Senior Director of Regulatory Services and Corporate Communications in 2013. Smith is a Certified Public Accountant and has a bachelor’s degree in accounting from Michigan State University.
Vice President and Chief Information Officer
Morgan Stoll is Vice President and Chief Information Officer. Since joining the company in 2008, Stoll has held various leadership roles within information services. Prior to joining TEP, he led IT departments at two global dot-coms and a regional healthcare provider. Stoll holds a bachelor’s degree in information technology from Barry University and a master’s degree in information technology from Capella University.
Martha B. Pritz
Martha Pritz is Treasurer. Since joining TEP in 1999, she has held various leadership roles in financial planning, treasury services and capital resources before assuming her current role as Senior Director of Finance. She previously held positions with Huck International, Inc. and Total Petroleum, Inc. Pritz is a CFA charterholder with a bachelor's degree in communications from the University of Colorado-Boulder and a master’s degree in finance from the University of Colorado-Denver.
Herlinda H. Kennedy
Herlinda Kennedy is Corporate Secretary. She has held a variety of positions during her three decades at TEP, including assistant Corporate Secretary. Kennedy was elected to her current position in 2006. She is a Certified Legal Assistant and has an associate degree of applied science/paralegal from Pima Community College.