Docket No:  UM 2419 Docket Name:  NW NATURAL DEFERRAL OF COOS COUNTY PIPELINE COSTS Submit Public Comment Subject Company:  NORTHWEST NATURAL     In the Matter of NORTHWEST NATURAL GAS COMPANY, dba NW NATURAL, Application for Authorization to Defer Certain Costs and Revenue Associated with the Coos County Pipeline. Filed by Kyle Walker and Ryan Sigurdson. Filing Date:  12/19/2025    Public Mtg: 2/3/2026    Case Manager:  WILL WHEELER Phone:   Email:   will.p.wheeler@puc.oregon.gov Law Judge:  BRENT COLEMAN Phone:     Email Service List (semi-colon delimited)      Email Service List (comma delimited)   If you experience problems with the above 'Email Service List' links, please try one of these: Service List Popup (semi-colon delimited)     Service List Popup (comma delimited)

ACTIONS SERVICE LIST (Parties) SCHEDULE Public Comments C=Confidential HC=Highly Confidential Sort by Last Name      Sort by Party Name ALLIANCE OF WESTERN ENERGY CONSUMERS           ELISE N KOEPKE       CABLE HUSTON LLP ekoepke@cablehuston.com         BRADLEY MULLINS       MW ANALYTICS, ENERGY & UTILITIES LUMMINTIE 13 OULU FI-90460 brmullins@mwanalytics.com         CHAD M STOKES       CABLE HUSTON LLP 1455 SW BROADWAY STE 1500 PORTLAND OR 97201 cstokes@cablehuston.com NW NATURAL           RYAN SIGURDSON  (C)       NORTHWEST NATURAL 250 SW TAYLOR ST PORTLAND OR 97204 ryan.sigurdson@nwnatural.com         KYLE WALKER  (C)       NORTHWEST NATURAL 250 SE TAYLOR STREET PORTLAND OR 97204-3038 kyle.walker@nwnatural.com OREGON CITIZENS UTILITY BOARD           ROBERT JENKS       OREGON CITIZENS' UTILITY BOARD 610 SW BROADWAY, STE 400 PORTLAND OR 97205 bob@oregoncub.org         ELIZABETH LESCH-ABHAYA       OREGON CITIZENS’ UTILITY BOARD 610 SW BROADWAY STE 400 PORTLAND OR 97205 lizzie@oregoncub.org         CLAIRE VALENTINE-FOSSUM       OREGON CITIZENS' UTILITY BOARD 610 SW BROADWAY STE 400 PORTLAND OR 97205 claire@oregoncub.org STAFF           STEPHANIE S ANDRUS  (C)       Oregon Department of Justice BUSINESS ACTIVITIES SECTION 1162 COURT ST NE SALEM OR 97301-4096 stephanie.andrus@doj.oregon.gov         WILL WHEELER  (C)       PUBLIC UTILITY COMMISSION OF OREGON PO BOX 1088 SALEM OR 97308-1088 will.p.wheeler@puc.oregon.gov