Exhibit 16.1
July 20, 2021
Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549
Commissioners:
We have read the statements made by Sonoma Pharmaceuticals, Inc. under Item 4.01 of its Form 8-K dated July 15, 2021. We agree with the statements concerning our Firm in such Form 8-K; we are not in a position to agree or disagree with other statements of Sonoma Pharmaceuticals, Inc. contained therein.
Very truly yours,
/s/ Marcum llp
Marcum llp