TOMI Environmental Solutions, Inc. 8430 Spires Way, Suite N Frederick, Maryland 21701 December 5, 2025 U.S. Securities and Exchange Commission Division of Corporate Finance Office of Trade & Services 100 F Street NE Washington, DC 20549 Attention: Margaret Sawicki Re: TOMI Environmental Solutions, Inc. Registration Statement on Form S-3 File No. 333-291563 Acceleration Request Ladies and Gentlemen: Pursuant to Rule 461 under the Securities Act of 1933, as amended, TOMI Environmental Solutions, Inc., a Florida corporation (the "Registrant"), hereby requests that the Securities and Exchange Commission (the "Commission") take appropriate action to cause the above-referenced Registration Statement on Form S-3 to become effective on December 8, 2025 at 4:00 p.m. Eastern Time, or as soon thereafter as practicable, or at such later time as the Registrant may orally request via telephone call to the staff of the Commission. The Registrant hereby authorizes Morgan, Lewis & Bockius LLP, counsel to the Registrant, to orally modify or withdraw this request for acceleration. The Registrant requests that it be notified of such effectiveness by a telephone call to our counsel, Morgan, Lewis & Bockius LLP, by calling Mr. Albert Lung at (650) 843-7263. Very Truly Yours, TOMI ENVIRONMENTAL SOLUTIONS, INC. By: /s/ Halden S. Shane Name: Halden S. Shane Title: Chief Executive Officer cc: Albert Lung, Morgan, Lewis & Bockius LLP