Exhibit 21
SUBSIDIARIES OF NORTHWEST NATURAL HOLDING COMPANY
an Oregon Corporation
Name of Subsidiary | Jurisdiction Organized | |
Northwest Natural Gas Company (dba NW Natural) | Oregon | |
Northwest Energy Corporation(1) | Oregon | |
NWN Gas Reserves LLC(1) | Oregon | |
Gill Ranch Storage, LLC | Oregon | |
NW Natural Energy, LLC | Oregon | |
NW Natural Gas Storage, LLC | Oregon | |
NNG Financial Corporation | Oregon | |
Trail West Holdings, LLC | Delaware | |
Trail West Pipeline, LLC | Delaware | |
BL Credit Holdings, LLC | Delaware | |
Northwest Biogas, LLC | Oregon | |
KB Pipeline Company | Oregon | |
NW Natural Water Company, LLC | Oregon | |
NW Natural Water Company of Oregon, LLC | Oregon | |
Sunstone Water, LLC | Oregon | |
Sunstone Infrastructure, LLC | Oregon | |
Sunriver Water LLC | Oregon | |
Sunriver Environmental LLC | Oregon | |
NW Natural Water Company of Washington, LLC | Washington | |
Cascadia Water, LLC | Washington | |
Cascadia Infrastructure, LLC | Washington | |
Suncadia Water Company, LLC | Washington | |
Suncadia Environmental Company, LLC | Washington |
Exhibit 21
NW Natural Water Company of Idaho, LLC | Idaho | |
Gem State Water Company, LLC | Idaho | |
Gem State Infrastructure, LLC | Idaho | |
NW Natural Water of Texas, LLC | Texas | |
Blue Topaz Water, LLC | Texas | |
Blue Topaz Infrastructure, LLC | Texas | |
Salmon Valley Water Company | Oregon | |
Falls Water Co., Inc. | Idaho |
(1) | Subsidiary of Northwest Natural Gas Company |