EX-21 6 ava-ex21.htm EX-21

Exhibit 21

AVISTA CORPORATION

SUBSIDIARIES OF REGISTRANT

Subsidiary | State or Country of Incorporation
Avista Capital, Inc. | Washington
Avista Development, Inc. | Washington
Avista Edge, Inc. | Washington
Avista Northwest Resources, LLC | Washington
Pentzer Corporation | Washington
Pentzer Venture Holding II, Inc. | Washington
Avista Capital II | Delaware
Courtyard Office Center, LLC | Washington
Alaska Energy and Resources Company | Alaska
Alaska Electric Light and Power Company | Alaska
AJT Mining Properties, Inc. | Alaska
Snettisham Electric Company | Alaska
Salix, Inc. | Washington
University Development Company, LLC | Washington