Company: SONM
Filing Date: 2025-06-18
Form Type: DEFC14A
Source: 0001641172-25-015578
Chunk: 4

Company: SONIM TECHNOLOGIES INC
Filing Date: 2025-06-18
Form: DEFC14A
Chunk 4
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                                       |                                                                                                                                                                                                |  A-1 |
| Annex B — Supplemental Information Regarding Participants in the Company’s Solicitation of Proxies          |                                                                                                                                                                                                |  B-1 |

| Sonim                    
 Technologies, Inc.       
 4445                     
 Eastgate Mall, Suite 200 
 San                      
 Diego, California 92121  |

<div align='center'>PROXY STATEMENT
FOR THE 2025 ANNUAL MEETING OF STOCKHOLDERS
To be held on Friday, July 18, 2025</div>

This proxy statement contains information about the 2025 Annual Meeting of Stockholders (the “Annual Meeting”) of Sonim Technologies, Inc. (“Sonim,” the “Company,” or “we”) which will be held on Friday, July 18, 2025, at 9:00 a.m., Eastern Time. The Annual Meeting will be held virtually via live audio webcast. You will be able to virtually attend the Annual Meeting as well as vote and submit your questions during the live audio webcast of the meeting by visiting www.cesonlineservices.com/sonm25_vmand entering the control number included on your proxy card or in the instructions that accompanied your proxy materials. You will not be able to attend the Annual Meeting physically in person. For purposes of attendance at the Annual Meeting, all references in this proxy statement to “present in person” or “in person” shall mean virtually present at the Annual Meeting.

All properly submitted proxies will be voted in accordance with the instructions contained in those proxies. If no instructions are specified, the proxies will be voted in accordance with the recommendation of our Board of Directors (the “Board”) with respect to each of the matters set forth in the accompanying notice of meeting.

If you have previously submitted a blue proxy card sent to you by AJP Holding Company, LLC, a Delaware limited liability company (“AJP”) and Orbic North America, LLC, a New York limited liability company (“Orbic,” and together with AJP, the “Orbic Group”) you have every right to change your vote and we strongly urge you to revoke that proxy by voting for the Board’s nominees and on the other matters to be voted on at the Annual Meeting by using the enclosed WHITEproxy card and returning it in the postage-paid return envelope. Only your latest dated proxy will be counted. Even if you would like to elect some or all of the director nominees of the Orbic Group (the “Orbic Nominees”), we strongly recommend you