Company: SONM
Filing Date: 2025-06-20
Form Type: S-1
Source: 0001641172-25-015940
Chunk: 114

Company: SONIM TECHNOLOGIES INC
Filing Date: 2025-06-20
Form: S-1
Chunk 114
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| II-3 |

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

Pursuant to the requirements of the Securities Act of 1933, the registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized in the City of Scottsdale, State of Arizona, on June 20, 2025.

| SONIM              
 TECHNOLOGIES, INC. |                                  |
| By:                | /s/                              
 Clayton Crolius                  |
|                    | Clayton                          
 Crolius                          |
|                    | Chief                            
 Financial Officer                |
|                    | -Principal                       
 Financial and Accounting Officer |

<div align='center'>Power of Attorney</div>

KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Peter Liu and Clayton Crolius, and each of them, any of whom may act without the joinder of the other, his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her in any and all capacities, to sign any and all amendments (including post-effective amendments) to this registration statement (or any other registration statement for the same offering that is to be effective upon filing pursuant to Rule 462(b) under the Securities Act of 1933, as amended), and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done in and about the premises, as full to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

Pursuant to the requirements of the Securities Act of 1933, as amended, this registration statement has been signed by the following persons in the capacities and on the dates indicated.

| Signature        
 /s/              
 Hao (Peter) Liu  |     | Title                            
 Chief                            
 Executive Officer and Director   |     | Date          
 June 20, 2025 |
|:-----------------|:----|:---------------------------------|:----|:--------------|
| Hao              
 (Peter) Liu      |     | -Principal                       
 Executive Officer                |