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  <schemaVersion>X0202</schemaVersion>
  <headerData>
    <submissionType>13F-NT</submissionType>
    <filerInfo>
      <liveTestFlag>LIVE</liveTestFlag>
      <flags>
        <confirmingCopyFlag>false</confirmingCopyFlag>
        <returnCopyFlag>false</returnCopyFlag>
        <overrideInternetFlag>false</overrideInternetFlag>
      </flags>
      <filer>
        <credentials>
          <cik>0001427277</cik>
          <ccc>XXXXXXXX</ccc>
        </credentials>
      </filer>
      <periodOfReport>03-31-2023</periodOfReport>
    </filerInfo>
  </headerData>
  <formData>
    <coverPage>
      <reportCalendarOrQuarter>03-31-2023</reportCalendarOrQuarter>
      <isAmendment>false</isAmendment>
      <filingManager>
        <name>RIVERSTONE INVESTMENT GROUP LLC</name>
        <address>
          <ns1:street1>C/O RIVERSTONE HOLDINGS LLC</ns1:street1>
          <ns1:street2>712 FIFTH AVENUE, 36TH FLOOR</ns1:street2>
          <ns1:city>NEW YORK</ns1:city>
          <ns1:stateOrCountry>NY</ns1:stateOrCountry>
          <ns1:zipCode>10019</ns1:zipCode>
        </address>
      </filingManager>
      <reportType>13F NOTICE</reportType>
      <form13FFileNumber>028-12940</form13FFileNumber>
      <crdNumber>000130849</crdNumber>
      <secFileNumber>801-64963</secFileNumber>
      <otherManagersInfo>
        <otherManager>
          <cik>0001247497</cik>
          <form13FFileNumber>028-12939</form13FFileNumber>
          <name>RIVERSTONE HOLDINGS LLC</name>
        </otherManager>
      </otherManagersInfo>
      <provideInfoForInstruction5>N</provideInfoForInstruction5>
    </coverPage>
    <signatureBlock>
      <name>Peter Haskopoulos</name>
      <title>Authorized Person</title>
      <phone>212-993-0076</phone>
      <signature>/s/ Peter Haskopoulos</signature>
      <city>New York</city>
      <stateOrCountry>NY</stateOrCountry>
      <signatureDate>05-11-2023</signatureDate>
    </signatureBlock>
    <summaryPage>
      <otherIncludedManagersCount/>
      <tableEntryTotal/>
      <tableValueTotal/>
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