Chris Robinson

Chris joined Tacoma Power in 2001 and was named superintendent and COO in 2015. After serving various roles in the Power Management section, including assistant power section manager of Energy Resource Planning, Chris was appointed as the manager of Power Management in 2009. Prior to his tenure at Tacoma Power, Chris worked as a consultant with multiple electrical utilities. He has approximately 19 years of experience in the industry.  

Chris received a B.A. in economics and a B.A. in political science from Rutgers University, and an M.S. in resource economics from the University of Maine. He serves on the boards of the Public Power Council and Northwest Energy Efficiency Alliance. 

 Dolores Stegman




Dolores Stegeman

Transmission & Distribution manager

Dolores joined Tacoma Power in 1991 as a civil engineer working in the Power Management group. Prior to her appointment in Transmission & Distribution, she held a variety of positions in Resource Operations and Trading, including assistant manager, analyst and scheduler. Dolores has modeled river flows and reservoir levels, generated operations and financial reports and represented Tacoma Power in legal cases as high as the federal level. Dolores was appointed interim Transmission & Distribution manager in 2013.

Dolores holds a B.S. in Civil Engineering from St. Martin's University. 


Bill Berry
Rates, Planning & Analysis manager

Bill joined Tacoma Power as Rates, Planning & Analysis manager in 2012. Prior, Bill was the assistant general manager for business services/CFO at the San Francisco Public Utilities Commission. His responsibilities included customer service, finance, information technology, human resources and commercial land management. 

Earlier in his career, Bill served as vice president for corporate finance with the New York Power Authority. He was also senior vice president in the Public Power and Water group at Lehman Brothers. Bill received his B.A. in political science from Williams College. 

Chris Mattson
Generation Manager

Chris was appointed Generation manager in 2017. He joined Tacoma Power in 1995 as an engineering technician. He holds a B.S. and M.S. in electrical engineering from the University of Washington and is a licensed professional engineer.

During his time at Tacoma Power Chris led upgrades for hydroelectric stations, dams and fisheries, was a part of the overhaul of Tacoma’s largest hydro station and led the Production Engineering team. Chris served on the Electric Energy Industrial Consortium executive committee for five years.


Clay Norris
Power Management manager

Clay was appointed Power Management manager in 2015. He has more than 30 years of utility experience, most recently as an executive with Northwest Energy Efficiency Alliance (NEEA). At NEEA, Clay supported regional energy efficiency programs funded, in part, by Tacoma Power. He has a B.A. in math and physics from Illinois College, a B.S. in electrical engineering from Missouri University of Science and Technology and a MBA from the University of Illinois - Springfield. 

Clay has served on several regional and national boards and executive committees, including the North American Energy Standards Board, SERC, the North Carolina Transmission Planning Collaborative, Public Generating Pool and Public Power Council. 


Tenzin Gyaltsen
Click! Network Telecommunications manager

Tenzin was appointed Click! Network's general manager in 2011. He previously worked at the City of San Bruno, California, serving eight years as cable television director. Tenzin has more than 19 years of experience in the telecommunications industry. He received his B.S. in accounting from Metropolitan State College of Denver and his M.B.A. from the University of Colorado at Denver.


John Lawrence
Utility Technology Services manager

John was appointed Utility Technology Services manager in 2012. He joined Tacoma Power in 1987 and has been part of the management team since 2009. All told, John has 31 years of experience in the transmission and distribution electrical industry as a journeyman lineman, crew foreman, supervisor and assistant power section manager. He now manages the utility's critical infrastructure protection program.

John was an instructor through South Seattle Community College and Clover Park Technical Institute and a graduate of Willamette University's Graduate School of Management's Utility Management Program.