Additional Proxy Soliciting Materials (Form DEFA14A)

2025 You May Vote Your Proxy When You View The Material On The Internet. You Will Be Asked To Follow The Prompts To Vote Your Shares. NeoVolta, Inc. 12195 Dearborn Pl Poway, California 92064 NOTICE OF ANNUAL MEETING OF SHAREHOLDERS to be held on December 10, 2025 *Shareholders are cordially invited to attend the Annual Meeting and vote in person. At the meeting, you will need to request a ballot to vote your shares. Dear Shareholder, The 2025 Annual Meeting of Shareholders of NeoVolta, Inc. will be held at 12195 Dearborn Pl Poway, California 92064, on December 10, 2025, at 10:00 AM. Pacific Standard Time. (1) To consider and act upon a proposal to elect to the Company's Board of Directors five persons nominated by the Board of Directors; To consider and act upon a proposal to ratify the appointment of MaloneBailey, LLP as the Company's independent registered public accounting firm for the fiscal year ending June 30, 2026; and (2) The Board of Directors recommends a vote "FOR" all nominees under Proposal 1 and "FOR" Proposal 2. Your electronic vote authorizes the named proxies to vote your shares in the same manner as if you marked, signed, dated, and returned the proxy card. Vote Your Proxy on the Internet: Go to http://www.cstproxyvote.com Have your notice available when you access the above website. Follow the prompts to vote your shares. The Proxy Materials are available for review at: https://www.cstproxy.com/neovolta/2025 CONTROL NUMBER NeoVolta, Inc. c/o Continental Proxy Services 1 State Street, New York NY 10004 201568 Neovolta Proxy Notice Rev1 Front

2025 NeoVolta, Inc. 12195 Dearborn Pl Poway, California 92064 Important Notice Regarding the Availability of Proxy Materials For the 2025 Annual Meeting of Shareholders to be Held On December 10, 2025 The following Proxy Materials are available to you to review at: https://www.cstproxy.com/neovolta/2025 - the Company's Annual Report for the year ended June 30, 2025. - the Company's 2025 Proxy Statement. - the Proxy Card. - any amendments to the foregoing materials that are required to be furnished to shareholders This is not a ballot . You cannot use this notice to vote your shares . This communication presents only an overview of the more complete proxy materials that are available to you on the Internet . We encourage you to access and review all of the important information contained in the proxy materials before voting . If you would like to receive a paper or e - mail copy of these documents, you must request one . There is no charge for such documents to be mailed to you . Please make your request for a copy as instructed below on or before November 30 , 2025 to facilitate a timely delivery . You may also request that you receive paper copies of all future proxy materials from the Company . ACCESSING YOUR PROXY MATERIALS ONLINE Have this notice available when you request a paper copy of the proxy materials or to vote your proxy electronically. You must reference your Control number. REQUESTING A PAPER COPY OF THE PROXY MATERIALS By telephone please call 1 - 888 - 266 - 6791, or By logging on to https://www.cstproxy.com/neovolta/2025 or By email at: [email protected] Please include the company name and your control number in the subject line. 201568 Neovolta Proxy Notice Rev1 Back