Washington, D.C. 20549




Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

(Amendment No.   )


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☐   Preliminary Proxy Statement


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☐   Definitive Proxy Statement

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Your Vote Counts!AVISTA CORP.2024 Annual MeetingVote by April 30,202411:59 PM ETAVISTA CORP.P. O. BOX 3727SPOKANE, WA 99220-3727You invested in AVISTA CORP. and its time to vote!You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy material for the shareholder meeting to be held on May 01, 2024.Get informed before you voteView the Notice & Proxy Statement, 10K Wrap online OR you can receive a free paper or email copy of the material(s) by requesting prior to April 17, 2024. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may (1) visit, (2) call 1-800-579-1639 or (3) send an email to If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.For complete information and to vote, visit www.ProxyVote.comControl #Smartphone usersPoint your camera here and vote without entering a control numberVote Virtually at the Meeting*May 01, 20249:00 AM PDTVirtually*Please check the meeting materials for any special requirements for meeting attendance.


Vote at www.ProxyVote.comTHIS IS NOT A VOTABLE BALLOTThis is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters.Voting Items Board Recommends1.Election of Directors Nominees: 1a. Julie A. Bentz For 1b. Donald C. Burke For 1c. Kevin B. Jacobsen For 1d. Rebecca A. Klein For 1e. Sena M. Kwawu For 1f. Scott H. Maw For 1g. Scott L. Morris For 1h. Jeffry L. Philipps For 1i. Heidi B. Stanley For 1j. Dennis P. Vermillion For 1k. Janet D. Widmann For2.Ratification of the appointment of Deloitte & Touche LLP as the Companys independent Forregistered public accounting firm for 2024. 3.Advisory (non-binding) vote on executive compensation. ForNote: The proxies will have discretionary authority to transact such other business as may come before the meeting or any adjournment or postponement thereof.Prefer to receive an email instead? While voting on, be sure to click Sign up for E-delivery.