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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 KE2OmJ8lnZIukpDFPETnnRWqC7ka/NWou49J2GHGYbfVmvgk9eCObZ5iDibzqgUG
 TZZ7eu6STm8smFeabX9rHQ==

<SEC-DOCUMENT>0001140437-03-000311.txt : 20030811
<SEC-HEADER>0001140437-03-000311.hdr.sgml : 20030811
<ACCEPTANCE-DATETIME>20030811151134
ACCESSION NUMBER:		0001140437-03-000311
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030807
FILED AS OF DATE:		20030811

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MENDELSON ERIC A
		CENTRAL INDEX KEY:			0001031083

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-04604
		FILM NUMBER:		03834348

	BUSINESS ADDRESS:	
		STREET 1:		825 S. BRICKELL BAY DRIVE, SUITE 1643
		CITY:			MIAMI
		STATE:			FL
		ZIP:			33131
		BUSINESS PHONE:		3053741744

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HEICO CORP
		CENTRAL INDEX KEY:			0000046619
		STANDARD INDUSTRIAL CLASSIFICATION:	AIRCRAFT ENGINES & ENGINE PARTS [3724]
		IRS NUMBER:				650341002
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		3000 TAFT ST
		CITY:			HOLLYWOOD
		STATE:			FL
		ZIP:			33021
		BUSINESS PHONE:		3059876101

	MAIL ADDRESS:	
		STREET 1:		3000 TAFT STREET
		CITY:			HOLLYWOOD
		STATE:			FL
		ZIP:			33021

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HEINICKE INSTRUMENTS CO
		DATE OF NAME CHANGE:	19860417
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>hc30815_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<!-- - EDGAR Ease Plus 1.0                                   07/25/03  TT    -->
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
   <periodOfReport>2003-08-07</periodOfReport>
   <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000046619</issuerCik>
        <issuerName>HEICO CORP</issuerName>
        <issuerTradingSymbol>HEI, HEI.A</issuerTradingSymbol>
   </issuer>
   <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001031083</rptOwnerCik>
            <rptOwnerName>MENDELSON ERIC A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>825 BRICKELL BAY DRIVE, 16TH FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MIAMI</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33131</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>1</isDirector>
         <isOfficer>1</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>0</isOther>
         <officerTitle>Executive Vice President</officerTitle>
      </reportingOwnerRelationship>
   </reportingOwner>
 <nonDerivativeTable>
   <nonDerivativeTransaction>
      <securityTitle>
         <value>Common Stock</value>
      </securityTitle>
      <transactionDate>
         <value>2003-08-07</value>
      </transactionDate>
      <deemedExecutionDate>
         <value>2003-08-07</value>
      </deemedExecutionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>M</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>32943</value>
         </transactionShares>
         <transactionPricePerShare>
           <value>2.01</value>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>A</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>37785</value>
            <footnoteId id="F1"/>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
 </nonDerivativeTable>
 <derivativeTable>
   <derivativeTransaction>
      <securityTitle>
         <value>Option (Right to Buy Common Stock)</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>2.01</value>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-08-07</value>
      </transactionDate>
      <deemedExecutionDate>
         <value>2003-08-07</value>
      </deemedExecutionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>M</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>32943</value>
         </transactionShares>
         <transactionPricePerShare>
           <value>0</value>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
         <value>1993-12-17</value>
      </exerciseDate>
      <expirationDate>
         <value>2003-12-17</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>32943</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <valueOwnedFollowingTransaction>
           <value>0</value>
            <footnoteId id="F2"/>
         </valueOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeTransaction>
 </derivativeTable>
   <footnotes>
      <footnote id="F1"> In addition to the Securities reported herein, the Reporting Person owns directly 1,291 shares of Class A Common Stock and owns indirectly 850 shares of Common Stock and 628 shares of Class A Common Stock held by the Reporting Person as custodian for minor children, 82,360 shares of Common Stock owned by EAM Management Limited Partners and 157,282 shares of Common Stock and 119,713 shares of Class A Common Stock owned by Mendelson International Corporation and 18,937 shares of Common Stock and 14,843 shares of Class A Common Stock held for the benefit of the Reporting Person by the HEICO Corporation 401(k) Plan.</footnote>

      <footnote id="F2"> In addition to these options, the Reporting Person owns directly options entitling the Reporting Person to purchase an aggregate of 468,490 shares of Common Stock and 147,814 shares of Class A Common Stock. These options become exercisable on various dates and have various expiration dates.</footnote>
   </footnotes>
   <ownerSignature>
      <signatureName>Eric A. Mendelson</signatureName>
      <signatureDate>2003-08-11</signatureDate>
   </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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