<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
  <schemaVersion>X0202</schemaVersion>
<headerData>
    <submissionType>SCHEDULE 13G</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <!-- Field: Pseudo-Tag; ID: Name; Data: Hewlett Fund LP -->
          <cik>0001711607</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <coverPageHeader>
      <securitiesClassTitle>COMMON STOCK, $0.0001 PAR VALUE PER SHARE</securitiesClassTitle>
      <eventDateRequiresFilingThisStatement>07/16/2026</eventDateRequiresFilingThisStatement>
      <issuerInfo>
        <issuerCik>0001836875</issuerCik>
        <issuerName>NUVVE HOLDING CORP.</issuerName>
        <issuerCusips>
          <issuerCusipNumber>67079Y506</issuerCusipNumber>
        </issuerCusips>
        <issuerPrincipalExecutiveOfficeAddress>
          <com:street1>2488 Historic Decatur Road</com:street1>
          <com:city>San Diego</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>92106</com:zipCode>
        </issuerPrincipalExecutiveOfficeAddress>
      </issuerInfo>
      <designateRulesPursuantThisScheduleFiled>
        <designateRulePursuantThisScheduleFiled>Rule 13d-1(c)</designateRulePursuantThisScheduleFiled>
      </designateRulesPursuantThisScheduleFiled>
    </coverPageHeader>
    <coverPageHeaderReportingPersonDetails>


      <reportingPersonName>The Hewlett Fund LP</reportingPersonName>
      <citizenshipOrOrganization>NY</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>57648.00</soleVotingPower>
        <sharedVotingPower>0.00</sharedVotingPower>
        <soleDispositivePower>57648.00</soleDispositivePower>
        <sharedDispositivePower>0.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>57648.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>Y</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>9.99</classPercent>
      <typeOfReportingPerson>PN</typeOfReportingPerson>
      <comments>Note to 5, 7, 9 and 11: Based on 577,064 shares outstanding as of June 30, 2026 pursuant to a Form 8-K filed on July 1, 2026 with the Securities and Exchange Commission.  Note to 10: The aggregate amount in Row 9 represents the maximum amount of shares that The Hewlett Fund LP can beneficially control under a contractually stipulated 9.99% ownership restriction. The full exercise of The Hewlett Fund LP's securities would exceed this restriction.</comments>
    </coverPageHeaderReportingPersonDetails>
    <items>
      <item1>
        <issuerName>NUVVE HOLDING CORP.</issuerName>
        <issuerPrincipalExecutiveOfficeAddress>2488 Historic Decatur Road, San Diego, CA 92106</issuerPrincipalExecutiveOfficeAddress>
      </item1>
      <item2>
        <filingPersonName>The Hewlett Fund LP</filingPersonName>
        <principalBusinessOfficeOrResidenceAddress>100 Merrick Road, Suite 400W, Rockville Centre, NY 11570</principalBusinessOfficeOrResidenceAddress>
        <citizenship>New York</citizenship>
      </item2>
      <item3>
        <notApplicableFlag>Y</notApplicableFlag>
      </item3>
      <item4>
        <amountBeneficiallyOwned>57,648.00</amountBeneficiallyOwned>
        <classPercent>9.99%</classPercent>
        <numberOfSharesPersonHas>
          <solePowerOrDirectToVote>57,648.00</solePowerOrDirectToVote>
          <sharedPowerOrDirectToVote>0.00</sharedPowerOrDirectToVote>
          <solePowerOrDirectToDispose>57,648.00</solePowerOrDirectToDispose>
          <sharedPowerOrDirectToDispose>0.00</sharedPowerOrDirectToDispose>
        </numberOfSharesPersonHas>
      </item4>
      <item5>
        <notApplicableFlag>Y</notApplicableFlag>
      </item5>
      <item6>
        <notApplicableFlag>Y</notApplicableFlag>
      </item6>
      <item7>
        <notApplicableFlag>Y</notApplicableFlag>
      </item7>
      <item8>
        <notApplicableFlag>Y</notApplicableFlag>
      </item8>
      <item9>
        <notApplicableFlag>Y</notApplicableFlag>
      </item9>
      <item10>
        <notApplicableFlag>N</notApplicableFlag>
        <certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.</certifications>
      </item10>
    </items>
    <signatureInformation>
      <reportingPersonName>The Hewlett Fund LP</reportingPersonName>
      <signatureDetails>
        <signature>/s/ Martin Chopp</signature>
        <title>Martin Chopp, General Partner</title>
        <date>07/20/2026</date>
      </signatureDetails>
    </signatureInformation>
  </formData>
</edgarSubmission>
