Sonoma Pharmaceuticals, Inc.

Appendix A

Proxy Card

Proposals — The Board of Directors recommends a vote FOR Proposals 1 and 2. A 04AIBA 1. To authorize the reincorporation of the Company from the State of Delaware to the State of Nevada 2. To authorize the adjournment of the meeting to permit further solicitation of proxies, if necessary or appropriate, if sufficient votes are not represented at the meeting to approve the foregoing proposal For Against Abstain For Against Abstain Please sign exactly as name(s) appears hereon. Joint owners should each sign. When signing as attorney, executor, administrator, corporate officer, trustee, guardian, or custodian, please give full title. Date (mm/dd/yyyy) — Please print date below. Signature 1 — Please keep signature within the box. Signature 2 — Please keep signature within the box. Authorized Signatures — This section must be completed for your vote to count. Please date and sign below. B Special Meeting Proxy Card 1234 5678 9012 345 Using a black ink pen, mark your votes with an X as shown in this example. Please do not write outside the designated areas. T IF VOTING BY MAIL, SIGN, DETACH AND RETURN THE BOTTOM PORTION IN THE ENCLOSED ENVELOPE. T 0 2 B V MMMMMMMMMMMM MMMMMMMMM 6 9 0 1 7 8 If no electronic voting, delete QR code and control # 000001 MR A SAMPLE DESIGNATION (IF ANY) ADD 1 ADD 2 ADD 3 ADD 4 ADD 5 ADD 6 ENDORSEMENT_LINE SACKPACK 000000000.000000 ext 000000000.000000 ext 000000000.000000 ext C123456789 000000000.000000 ext 000000000.000000 ext 000000000.000000 ext MR A SAMPLE (THIS AREA IS SET UP TO ACCOMMODATE 140 CHARACTERS) MR A SAMPLE AND MR A SAMPLE AND MR A SAMPLE AND MR A SAMPLE AND MR A SAMPLE AND MR A SAMPLE AND MR A SAMPLE AND MR A SAMPLE AND C 1234567890 J N T MMMMMMM Your vote matters – here’s how to vote! You may vote online or by phone instead of mailing this card. Votes submitted electronically must be received by 2:00 p.m., EDT, on June 24, 2026. Online Go to www.investorvote.com/SNOA or scan the QR code — login details are located in the shaded bar below. Phone Call toll free 1 - 800 - 652 - VOTE (8683) within the USA, US territories and Canada Save paper, time and money! Sign up for electronic delivery at www.investorvote.com/SNOA

Small steps make an impact. Help the environment by consenting to receive electronic delivery, sign up at www.investorvote.com/SNOA Sonoma Pharmaceuticals, Inc. Notice of Special Meeting of Shareholders Proxy Solicited by Board of Directors for Special Meetin — June 24, 2026 Amy Trombly, with the power of substitution, is hereby authorized to represent and vote the shares of the undersigned, with all the powers which the undersigned would possess if personally present, at the Special Meeting of Shareholders of Sonoma Pharmaceuticals, Inc . to be held on June 24 , 2026 or at any postponement or adjournment thereof . Shares represented by this proxy will be voted by the stockholder . If no such directions are indicated, the Proxies will have authority to vote FOR items 1 and 2 . In their discretion, the Proxies are authorized to vote upon such other business as may properly come before the meeting . (Items to be voted appear on reverse side) Non - Voting Items C T IF VOTING BY MAIL, SIGN, DETACH AND RETURN THE BOTTOM PORTION IN THE ENCLOSED ENVELOPE. T Change of Address — Please print new address below. Comments — Please print your comments below. Special Meeting Admission Ticket Special Meeting of Sonoma Pharmaceuticals, Inc. Shareholders June 24, 2026, 2:00 p.m. MDT 5445 Conestoga Court, Suite 150 Boulder, CO 80301 Upon arrival, please present this admission ticket and photo identification at the registration desk.