<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001384236</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000046619</issuerCik>
      <issuerName>HEICO CORP</issuerName>
      <secFileNumber>001-04604</secFileNumber>
      <issuerAddress>
        <com:street1>3000 TAFT ST</com:street1>
        <com:city>HOLLYWOOD</com:city>
        <com:stateOrCountry>FL</com:stateOrCountry>
        <com:zipCode>33021</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>954-987-4000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Schwitter Frank J</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Raymond James &amp; Associates, Inc</name>
        <address>
          <com:street1>880 Carillon Pkwy.</com:street1>
          <com:city>St. Petersburg</com:city>
          <com:stateOrCountry>FL</com:stateOrCountry>
          <com:zipCode>33716</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>400</noOfUnitsSold>
      <aggregateMarketValue>120364.00</aggregateMarketValue>
      <noOfUnitsOutstanding>55048774</noOfUnitsOutstanding>
      <approxSaleDate>06/03/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <acquiredDate>01/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Open Market Purchase</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Open Market Purchase</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>400</amountOfSecuritiesAcquired>
      <paymentDate>01/10/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Frank J. Schwitter</name>
        <address>
          <com:street1>3000 Taft Street</com:street1>
          <com:city>Hollywood</com:city>
          <com:stateOrCountry>FL</com:stateOrCountry>
          <com:zipCode>33021</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>04/22/2025</saleDate>
      <amountOfSecuritiesSold>600</amountOfSecuritiesSold>
      <grossProceeds>142815.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>06/03/2025</noticeDate>
      <signature>/s/ Frank J. Schwitter</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
