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Staff Leadership

Kristin Masteller, MPA | General Manager

Kristin Masteller

Kristin joined PUD 1 in 2011 and worked for the PUD in various capacities, most recently as the Director of Business Services, before becoming the District’s General Manager in 2018. Prior to working for PUD 1, Kristin was the marketing & public relations manager for a public hospital district and the executive director of the hospital’s charitable foundation.

Kristin earned her Bachelor of Arts degree from Saint Martin’s University and holds a Master of Public Administration degree from The Evergreen State College.




Darin Hall | Director of Operations

Darin Hall

Darin started his utility career in 1996 as a temporary employee at Mason PUD 1 and then transitioned into an apprentice lineman position. In his 20 years with the PUD, 15 were as a lineman before being promoted to the Electric Superintendent position. Darin is now the Director of Operations for both the water and electric departments.

Since starting his management role, Darin has been focusing on updating internal processes and the District’s construction work plan.

He enjoys hunting and racing sports in his free time.