    <SEC-DOCUMENT>0001558370-20-010811-index.html : 20200821
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    ACCESSION NUMBER:		0001558370-20-010811
    CONFORMED SUBMISSION TYPE:	S-1
    PUBLIC DOCUMENT COUNT:		38
    FILED AS OF DATE:		20200821
    DATE AS OF CHANGE:		20200821

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BENTLEY SYSTEMS INC
    		CENTRAL INDEX KEY:			0001031308
    		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
    		IRS NUMBER:				953936623
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-1
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-248246
    		FILM NUMBER:		201124052

    	BUSINESS ADDRESS:
    		STREET 1:		690 PENNSYLVANIA DR
    		CITY:			EXTON
    		STATE:			PA
    		ZIP:			19341
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    Document 1 - file: bsy-20200821xs1.htm

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    Document 2 - file: bsy-20200821xex10d1.htm

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    Document 3 - file: bsy-20200821xex10d2.htm

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    Document 4 - file: bsy-20200821xex10d3.htm

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    Document 5 - file: bsy-20200821xex10d6.htm

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    Document 6 - file: bsy-20200821xex23d1.htm

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    Document 7 - file: bsy-20200821xex23d3.htm

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    Document 8 - file: bsy-20200821xex23d4.htm

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    Document 10 - file: bsy-20200821xs1055.jpg

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    Document 11 - file: bsy-20200821xs1056.jpg

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    Document 12 - file: bsy-20200821xs1019.jpg

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    Document 13 - file: bsy-20200821xs1046.jpg

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    Document 14 - file: bsy-20200821xs1023.jpg

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    Document 15 - file: bsy-20200821xs1033.jpg

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    Document 17 - file: bsy-20200821xs1061.jpg

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    Document 19 - file: bsy-20200821xs1058.jpg

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    Document 21 - file: bsy-20200821xs1028.jpg

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    Document 22 - file: bsy-20200821xs1035.jpg

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    Document 23 - file: bsy-20200821xs1060.jpg

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    Document 24 - file: bsy-20200821xs1021.jpg

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    Document 25 - file: bsy-20200821xs1059.jpg

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    <FILENAME>bsy-20200821xs1049.jpg
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    Document 26 - file: bsy-20200821xs1049.jpg

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    Document 27 - file: bsy-20200821xs1029.jpg

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    <FILENAME>bsy-20200821xs1027.jpg
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    Document 28 - file: bsy-20200821xs1027.jpg

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    Document 29 - file: bsy-20200821xs1031.jpg

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    <FILENAME>bsy-20200821xs1025.jpg
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    Document 30 - file: bsy-20200821xs1025.jpg

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    <FILENAME>bsy-20200821xs1053.jpg
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    Document 31 - file: bsy-20200821xs1053.jpg

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    <FILENAME>bsy-20200821xs1081.jpg
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    Document 32 - file: bsy-20200821xs1081.jpg

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    <FILENAME>bsy-20200821xs1024.jpg
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    Document 33 - file: bsy-20200821xs1024.jpg

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    <FILENAME>bsy-20200821xs1017.jpg
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    Document 34 - file: bsy-20200821xs1017.jpg

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    <FILENAME>bsy-20200821xs1026.jpg
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    Document 35 - file: bsy-20200821xs1026.jpg

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    <FILENAME>bsy-20200821xs1030.jpg
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    Document 36 - file: bsy-20200821xs1030.jpg

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    <FILENAME>bsy-20200821xs1045.jpg
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    Document 37 - file: bsy-20200821xs1045.jpg

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    <FILENAME>bsy-20200821xs1054.jpg
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    Document 38 - file: bsy-20200821xs1054.jpg

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