-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 CfGGtoIBdMp5HCeHdOVY7iHblWoPFR6Nkt8MdbCuQy5j1ioAypHXAVTU0mZe+gLi
 5Q2WxrWdQtj6AC0fvxE/2w==

<SEC-DOCUMENT>0000914122-03-000032.txt : 20030630
<SEC-HEADER>0000914122-03-000032.hdr.sgml : 20030630
<ACCEPTANCE-DATETIME>20030630155330
ACCESSION NUMBER:		0000914122-03-000032
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030626
FILED AS OF DATE:		20030630

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BENSON THOMAS A
		CENTRAL INDEX KEY:			0001244972

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18370
		FILM NUMBER:		03764397

	MAIL ADDRESS:	
		STREET 1:		7720 N LEHIGH AVE
		CITY:			NILES
		STATE:			IL
		ZIP:			60714

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ELGENDY FATI A
		CENTRAL INDEX KEY:			0001244974

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18370
		FILM NUMBER:		03764400

	MAIL ADDRESS:	
		STREET 1:		7720 N LEHIGH AVE
		CITY:			NILES
		STATE:			IL
		ZIP:			60714

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GRUENBERG DON
		CENTRAL INDEX KEY:			0001244977

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18370
		FILM NUMBER:		03764398

	MAIL ADDRESS:	
		STREET 1:		7720 N LEHIGH AVE
		CITY:			NILES
		STATE:			IL
		ZIP:			60714

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MAUTNER BRADLEY E
		CENTRAL INDEX KEY:			0001244981

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18370
		FILM NUMBER:		03764401

	MAIL ADDRESS:	
		STREET 1:		7720 N LEHIGH AVE
		CITY:			NILES
		STATE:			IL
		ZIP:			60714

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			OGILVIE GENE K
		CENTRAL INDEX KEY:			0001244982

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18370
		FILM NUMBER:		03764399

	MAIL ADDRESS:	
		STREET 1:		7720 N LEHIGH AVE
		CITY:			NILES
		STATE:			IL
		ZIP:			60714

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MFRI INC
		CENTRAL INDEX KEY:			0000914122
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFYING EQUIP [3564]
		IRS NUMBER:				363922969
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0131

	BUSINESS ADDRESS:	
		STREET 1:		7720 LEHIGH AVE
		CITY:			NILES
		STATE:			IL
		ZIP:			60714
		BUSINESS PHONE:		8479661000

	MAIL ADDRESS:	
		STREET 1:		7720 LEHIGH AVE
		CITY:			NILES
		STATE:			IL
		ZIP:			60714

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MIDWESCO FILTER RESOURCES INC
		DATE OF NAME CHANGE:	19970402
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>f4mfri2_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<!-- - EDGAR Ease Plus 1.0                                   04/22/03  TZ    -->
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

    <documentType>4</documentType>
   <periodOfReport>2003-06-26</periodOfReport>
    <issuer>
        <issuerCik>0000914122</issuerCik>
        <issuerName>MFRI INC</issuerName>
        <issuerTradingSymbol>MFRI</issuerTradingSymbol>
   </issuer>
   <reportingOwner>
      <reportingOwnerId>
            <rptOwnerCik>0001244981</rptOwnerCik>
            <rptOwnerName>MAUTNER BRADLEY E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>1</isDirector>
         <isOfficer>1</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>0</isOther>
         <officerTitle>Executive Vice President</officerTitle>
       </reportingOwnerRelationship>
   </reportingOwner>
   <reportingOwner>
      <reportingOwnerId>
            <rptOwnerCik>0001244974</rptOwnerCik>
            <rptOwnerName>ELGENDY FATI A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>0</isDirector>
         <isOfficer>1</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>0</isOther>
         <officerTitle>Vice President</officerTitle>
       </reportingOwnerRelationship>
   </reportingOwner>
   <reportingOwner>
      <reportingOwnerId>
            <rptOwnerCik>0001244982</rptOwnerCik>
            <rptOwnerName>OGILVIE GENE K</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>0</isDirector>
         <isOfficer>1</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>0</isOther>
         <officerTitle>Vice President</officerTitle>
       </reportingOwnerRelationship>
   </reportingOwner>
   <reportingOwner>
      <reportingOwnerId>
            <rptOwnerCik>0001244977</rptOwnerCik>
            <rptOwnerName>GRUENBERG DON</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>0</isDirector>
         <isOfficer>1</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>0</isOther>
         <officerTitle>Vice President</officerTitle>
       </reportingOwnerRelationship>
   </reportingOwner>
   <reportingOwner>
      <reportingOwnerId>
            <rptOwnerCik>0001244972</rptOwnerCik>
            <rptOwnerName>BENSON THOMAS A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>0</isDirector>
         <isOfficer>1</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>0</isOther>
         <officerTitle>Vice President</officerTitle>
       </reportingOwnerRelationship>
   </reportingOwner>
   <derivativeSecurity>
      <securityTitle>
         <value>Stock Options (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>2.16</value>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-06-26</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>A</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>3500</value>
         </transactionShares>
         <transactionValue>
           <value>0</value>
         </transactionValue>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
         <value>2004-06-26</value>
            <footnoteId id="F1"/>
      </exerciseDate>
      <expirationDate>
         <value>2013-06-26</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>3500</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>3500</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeSecurity>
   <derivativeSecurity>
      <securityTitle>
         <value>Stock Options (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>2.16</value>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-06-26</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>A</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>3500</value>
         </transactionShares>
         <transactionValue>
           <value>0</value>
         </transactionValue>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
         <value>2004-06-26</value>
            <footnoteId id="F1"/>
      </exerciseDate>
      <expirationDate>
         <value>2013-06-26</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>3500</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>3500</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeSecurity>
   <derivativeSecurity>
      <securityTitle>
         <value>Stock Options (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>2.16</value>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-06-26</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>A</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>3500</value>
         </transactionShares>
         <transactionValue>
           <value>0</value>
         </transactionValue>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
         <value>2004-06-26</value>
            <footnoteId id="F1"/>
      </exerciseDate>
      <expirationDate>
         <value>2013-06-26</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>3500</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>3500</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeSecurity>
   <derivativeSecurity>
      <securityTitle>
         <value>Stock Options (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>2.16</value>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-06-26</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>A</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>3500</value>
         </transactionShares>
         <transactionValue>
           <value>0</value>
         </transactionValue>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
         <value>2004-06-26</value>
            <footnoteId id="F1"/>
      </exerciseDate>
      <expirationDate>
         <value>2013-06-26</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>3500</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>3500</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeSecurity>
   <derivativeSecurity>
      <securityTitle>
         <value>Stock Options (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>2.16</value>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-06-26</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>A</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>3500</value>
         </transactionShares>
         <transactionValue>
           <value>0</value>
         </transactionValue>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
         <value>2004-06-26</value>
            <footnoteId id="F1"/>
      </exerciseDate>
      <expirationDate>
         <value>2013-06-26</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>3500</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>3500</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeSecurity>
   <footnotes>
<footnote id="F1"> Option is exercisable in 4 equal annual installments beginning with the date shown.</footnote>
   </footnotes>
   <ownerSignature>
      <signatureName>Bradley E. Mautner</signatureName>
      <signatureDate>2003-06-30</signatureDate>
   </ownerSignature>
   <ownerSignature>
      <signatureName>Fati A. Elgendy</signatureName>
      <signatureDate>2003-06-30</signatureDate>
   </ownerSignature>
   <ownerSignature>
      <signatureName>Gene K. Ogilvie</signatureName>
      <signatureDate>2003-06-30</signatureDate>
   </ownerSignature>
   <ownerSignature>
      <signatureName>Don Gruenberg</signatureName>
      <signatureDate>2003-06-30</signatureDate>
   </ownerSignature>
   <ownerSignature>
      <signatureName>Thomas A. Benson</signatureName>
      <signatureDate>2003-06-30</signatureDate>
   </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
