Exhibit 31.3
CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER
PURSUANT TO RULE 13a-14(a) UNDER SECURITIES EXCHANGE ACT OF 1934
I, Peter Liu, certify that:
1. | I have reviewed this Amendment No. 1 to the Annual Report on Form 10-K/A of Sonim Technologies, Inc. (the registrant) for the year ended December 31, 2021; and |
2. | Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report. |
Date: May 2, 2022
/s/ Peter Liu |
Peter Liu |
Chief Executive Officer (Principal Executive Officer) |