    <SEC-DOCUMENT>0001193125-19-142738-index.html : 20190509
    <SEC-HEADER>0001193125-19-142738.hdr.sgml : 20190509
    <ACCEPTANCE-DATETIME>20190509134909
    ACCESSION NUMBER:		0001193125-19-142738
    CONFORMED SUBMISSION TYPE:	S-1/A
    PUBLIC DOCUMENT COUNT:		9
    FILED AS OF DATE:		20190509
    DATE AS OF CHANGE:		20190509

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			SONIM TECHNOLOGIES INC
    		CENTRAL INDEX KEY:			0001178697
    		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
    		IRS NUMBER:				943336783
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-1/A
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-230887
    		FILM NUMBER:		19809895

    	BUSINESS ADDRESS:
    		STREET 1:		1875 SOUTH GRANT STREET
    		STREET 2:		SUITE 750
    		CITY:			SAN MATEO
    		STATE:			CA
    		ZIP:			94402
    		BUSINESS PHONE:		650-378-8100

    	MAIL ADDRESS:
    		STREET 1:		1875 SOUTH GRANT STREET
    		STREET 2:		SUITE 750
    		CITY:			SAN MATEO
    		STATE:			CA
    		ZIP:			94402
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>S-1/A
    <SEQUENCE>1
    <FILENAME>d698320ds1a.htm
    <DESCRIPTION>AMENDMENT NO. 2 TO FORM S-1
    <TEXT>
    Document 1 - file: d698320ds1a.htm

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    <TYPE>EX-23.1
    <SEQUENCE>2
    <FILENAME>d698320dex231.htm
    <DESCRIPTION>EX-23.1
    <TEXT>
    Document 2 - file: d698320dex231.htm

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    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g698320678453page5.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g698320678453page5.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g698320698320page4.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g698320698320page4.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g698320g15h70.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g698320g15h70.jpg

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    <DOCUMENT>
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    <SEQUENCE>6
    <FILENAME>g698320g96i25.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g698320g96i25.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g698320pag2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g698320pag2.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g698320pag3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g698320pag3.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g698320page1.jpg

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