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    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001976993</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
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    <issuerInfo>
      <issuerCik>0001031308</issuerCik>
      <issuerName>BENTLEY SYSTEMS INC</issuerName>
      <secFileNumber>001-39548</secFileNumber>
      <issuerAddress>
        <com:street1>685 STOCKTON DRIVE</com:street1>
        <com:city>EXTON</com:city>
        <com:stateOrCountry>PA</com:stateOrCountry>
        <com:zipCode>19341</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>6104585000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Keith A Bentley 2012 Gift Trust FBO Robert Gilchrist</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Spouse of Affiliate</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common Class B</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corporation</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westlake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>20700</noOfUnitsSold>
      <aggregateMarketValue>905832.00</aggregateMarketValue>
      <noOfUnitsOutstanding>291565797</noOfUnitsOutstanding>
      <approxSaleDate>02/28/2025</approxSaleDate>
      <securitiesExchangeName>Nasdaq</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common Class B</securitiesClassTitle>
      <acquiredDate>02/23/2017</acquiredDate>
      <natureOfAcquisitionTransaction>Gifted</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Keith Bentley</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>Y</isGiftTransaction>
      <donarAcquiredDate>08/14/1987</donarAcquiredDate>
      <amountOfSecuritiesAcquired>20700</amountOfSecuritiesAcquired>
      <paymentDate>02/23/2017</paymentDate>
      <natureOfPayment>Gifted</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Keith Bentley</name>
        <address>
          <com:street1>100 Morningside Rd</com:street1>
          <com:city>Elverson</com:city>
          <com:stateOrCountry>PA</com:stateOrCountry>
          <com:zipCode>19520</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Bentley Systems Inc</securitiesClassTitle>
      <saleDate>01/24/2025</saleDate>
      <amountOfSecuritiesSold>1152</amountOfSecuritiesSold>
      <grossProceeds>53333.63</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Keith Bentley</name>
        <address>
          <com:street1>100 Morningside Rd</com:street1>
          <com:city>Elverson</com:city>
          <com:stateOrCountry>PA</com:stateOrCountry>
          <com:zipCode>19520</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Bentley Systems Inc</securitiesClassTitle>
      <saleDate>01/02/2025</saleDate>
      <amountOfSecuritiesSold>69573</amountOfSecuritiesSold>
      <grossProceeds>3244626.14</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>02/28/2025</noticeDate>
      <signature>CORINNE BENTLEY , TTEE</signature>
    </noticeSignature>
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144
0001976993
XXXXXXXX
LIVE
0001031308
BENTLEY SYSTEMS INC
001-39548
685 STOCKTON DRIVE
EXTON
PA
19341
6104585000
Keith A Bentley 2012 Gift Trust FBO Robert Gilchrist
Spouse of Affiliate
Common Class B
Charles Schwab Corporation
3000 Schwab Way
Westlake
TX
76262
20700
905832.00
291565797
02/28/2025
Nasdaq
Common Class B
02/23/2017
Gifted
Keith Bentley
Y
08/14/1987
20700
02/23/2017
Gifted
N
Keith Bentley
100 Morningside Rd
Elverson
PA
19520
Bentley Systems Inc
01/24/2025
1152
53333.63
Keith Bentley
100 Morningside Rd
Elverson
PA
19520
Bentley Systems Inc
01/02/2025
69573
3244626.14
02/28/2025
CORINNE BENTLEY , TTEE