Company: SONM
Filing Date: 2025-09-09
Form Type: PRE 14A
Source: 0001493152-25-012903
Chunk: 8

Company: SONIM TECHNOLOGIES INC
Filing Date: 2025-09-09
Form: PRE 14A
Chunk 8
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 of the proxy materials, on your proxy card or in the instructions that accompanied your proxy materials.               |

If your shares are held in “street name” (meaning the shares are held in the name of a bank, broker, or other nominee who is the record holder), you must provide the bank, broker, or other nominee with instructions on how to vote your shares and can do so as follows:

| ● | By                                                                                                                           
 Internet or by telephone. Follow the instructions you receive from the bank, broker, or other nominee to vote by Internet or 
 telephone.                                                                                                                   |
| ● | By                                                                                                                           
 mail. You will receive instructions from the bank, broker, or other nominee explaining how to vote your shares.              |
| ● | At                                                                                                                           
 the meeting. If you attend the Special Meeting, you can vote using the 12-digit control number in your notice of Internet    
 availability of the proxy materials, on your proxy card or in the instructions that accompanied your proxy materials.        |

To ensure that your vote is counted, please remember to submit your vote by the date and time indicated on your proxy card, voting instruction form, or e-mail notification, as applicable.

How does the Board recommend that I vote on the proposals?

There are four proposals scheduled for a vote:

| Voting Matter                               |     | Board Vote     
 Recommendation |     | Page Reference 
       For More 
    Information |
| Proposal 1 — The Reverse Stock Split        
 Proposal                                    |     | FOR            |     |              8 |
| Proposal 2 — The Authorized Shares Proposal |     | FOR            |     |             16 |
| Proposal 3 — The Equity Incentive Plan      
 Increase Proposal                           |     | FOR            |     |             19 |
| Proposal 4 — The Adjournment Proposal       |     | FOR            |     |             29 |

| 4 |

Are there any matters to be voted on at the Special Meeting that are not included in this proxy statement?

No. Pursuant to our amended
and restated bylaws, any business transacted at any Special Meeting of stockholders is limited to the matters stated in the notice of
the meeting.

May I change or revoke my proxy?

Yes. You may change or revoke
your previously submitted proxy at any time before the Special Meeting or, if you attend the Special Meeting virtually, at the Special
Meeting before the polls close.

If you hold your shares as a record holder, you may change or revoke your proxy in any one