Company: SONM
Filing Date: 2025-07-01
Form Type: 424B4
Source: 0001641172-25-017383
Chunk: 1

Company: SONIM TECHNOLOGIES INC
Filing Date: 2025-07-01
Form: 424B4
Chunk 1
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 or incorporated by reference in this prospectus. Neither we nor the placement agent takes any responsibility for, or provide any assurance as to the reliability of, any other information that others may give you.

We are not, and the placement agent is not, making an offer to sell the shares of common stock in any jurisdiction where the offer or sale is not permitted. This prospectus does not constitute an offer of, or an invitation on our behalf or on behalf of the placement agent to subscribe for and purchase, any securities, and this prospectus may not be used for or in connection with an offer or solicitation by anyone, in any jurisdiction in which such an offer or solicitation is not authorized or to any person to whom it is unlawful to make such an offer or solicitation. You should assume that the information contained in this prospectus is accurate only as of the date on the front of this prospectus. Our business, financial condition, results of operations and prospects may have changed since that date.

For investors outside of the United States: neither we nor the placement agent has done anything that would permit this offering or possession or distribution of this prospectus in any jurisdiction where action for that purpose is required, other than in the United States. Persons outside of the United States who come into possession of this prospectus must inform themselves about, and observe any restrictions relating to, the offering of the shares of our common stock and the distribution of this prospectus outside of the United States.

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<div align='center'>INFORMATION ABOUT THIS PROSPECTUS</div>

General Information

This prospectus is part of a registration statement on Form S-1 (File No. 333-288221) that we filed with the Securities and Exchange Commission (the “SEC”). As permitted by SEC rules, this prospectus does not contain all of the information included in the registration statement. For further information, we refer you to the registration statement, including its exhibits. Statements contained in this prospectus about the provisions or contents of any agreement or other document are not necessarily complete. If the SEC’s rules and regulations require that an agreement or document be filed as an exhibit to the registration statement, please see that agreement or document for a complete description of these matters.

You should read this prospectus together with any additional information you may need to make your investment decision. You should also read and carefully consider the information in the documents we have referred you to in “ Where You Can Find Additional Information” below.

Unless otherwise stated or the context requires otherwise, when