Company: TOMZ
Filing Date: 2025-11-14
Form Type: S-3
Source: 0001654954-25-013109
Chunk: 0

Company: TOMI Environmental Solutions, Inc.
Filing Date: 2025-11-14
Form: S-3
Chunk 0
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<div align='center'>As filed with the Securities and Exchange Commission on November 14, 2025</div>

Registration No. 333-

<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

________________________

FORM S-3

REGISTRATION STATEMENT

UNDER THE SECURITIES ACT OF 1933

________________________</div>

| TOMI Environmental Solutions, Inc.                     |
| (Exact name of registrant as specified in its charter) |

<div align='center'>________________________</div>

| Florida                                                        |     | 59-1947988                             |
| (State or other jurisdiction of incorporation or organization) |     | -I.R.S. Employer Identification Number |

<div align='center'>8430 Spires Way, Suite N

Frederick, Maryland 21701

(800) 525-1698

(Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices)

________________________

Halden S. Shane

Chief Executive Officer

8430 Spires Way, Suite N

Frederick, Maryland 21701

(800) 525-1698

(Name, address, including zip code, and telephone number, including area code, of agent for service)

________________________

Copies to:

Albert Lung, Esq.

Morgan, Lewis & Bockius LLP

1400 Page Mill Road

Palo Alto, CA 94304

(650) 843-4000

Approximate date of commencement of proposed sale to the public:

From time to time after this registration statement becomes effective.</div>

If the only securities being registered on this Form are being offered pursuant to dividend or interest reinvestment plans, please check the following box. ☐

If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, other than securities offered only in connection with dividend or interest reinvestment plans, check the following box. ☒

If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering.☐

If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities