Company: SONM
Filing Date: 2025-06-16
Form Type: DEFA14A
Source: 0001641172-25-015247
Chunk: 0

Company: SONIM TECHNOLOGIES INC
Filing Date: 2025-06-16
Form: DEFA14A
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934</div>

Filed by the Registrant ☒

Filed by a Party other than the Registrant ☐

Check the appropriate box:

| ☐ | Preliminary Proxy Statement                                |
| ☐ | Confidential, for Use of the Commission Only (as permitted 
 by Rule 14a-6(e)(2))                                       |
| ☐ | Definitive Proxy Statement                                 |
| ☐ | Definitive Additional Materials                            |
| ☒ | Soliciting Material under §240.14a-12                      |

<div align='center'>Sonim Technologies, Inc.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)</div>

Payment of Filing Fee (Check all boxes that apply):

| ☒ | No fee required |

| ☐ | Fee paid previously with preliminary materials |

| ☐ | Fee computed on table in exhibit required by Item 25(b) 
 per Exchange Act Rules 14a-6(i)(1) and 0-11             |

<div align='center'>Sonim Technologies Confirms Receipt of Non-Binding Unsolicited Indication of Interest</div>

San Diego, California – June 16, 2025 – The Special Committee of the Board of Directors (the “Special Committee”) of Sonim Technologies, Inc. (NASDAQ: SONM), formed to oversee the Company’s ongoing strategic alternatives process, today confirmed receipt of an unsolicited indication of interest issued by DOOGEE on June 9, 2025in the form of a press release, to acquire all outstanding shares of Sonim for $3.60 per share in cash. The Special Committee issued the following statement on the matter:

At this time, the Special Committee lacks sufficient information to evaluate DOOGEE’s indication of interest in a manner consistent with its fiduciary duties to Sonim’s stockholders. To enable a responsible and informed assessment consistent with those duties, the Special Committee needs DOOGEE to provide detailed information regarding financing arrangements, strategic rationale, and its ability to execute a transaction in the light of potential regulatory constraints. While DOOGEE’s public communication encouraged the directors of Sonim to reconsider the existing exclusive letter of intent (the “LOI