-----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,
 Oxy4m8pW7JT3c7syoeAgh8OezSx3YdL/r+HYNZXBjEUQ20rdWLCDnIcPaJ61d9Pd
 DrcB6XHtGrSqyA9xiggfBg==

<SEC-DOCUMENT>0001459034-09-000001.txt : 20090320
<SEC-HEADER>0001459034-09-000001.hdr.sgml : 20090320
<ACCEPTANCE-DATETIME>20090319183733
ACCESSION NUMBER:		0001459034-09-000001
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
ITEM INFORMATION:		Investment Company Act Section 3(c)
ITEM INFORMATION:		Section 3(c)(1)
ITEM INFORMATION:		Section 3(c)(7)
FILED AS OF DATE:		20090320
DATE AS OF CHANGE:		20090319
EFFECTIVENESS DATE:		20090320

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Wynnchurch Capital Partners III, L.P.
		CENTRAL INDEX KEY:			0001459034
		IRS NUMBER:				980607846
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-128242
		FILM NUMBER:		09694250

	BUSINESS ADDRESS:	
		STREET 1:		6250 NORTH RIVER ROAD
		STREET 2:		SUITE 10-100
		CITY:			ROSEMONT
		STATE:			IL
		ZIP:			60018
		BUSINESS PHONE:		847 604-6100

	MAIL ADDRESS:	
		STREET 1:		6250 NORTH RIVER ROAD
		STREET 2:		SUITE 10-100
		CITY:			ROSEMONT
		STATE:			IL
		ZIP:			60018
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0301</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001459034</cik>
        <entityName>Wynnchurch Capital Partners III, L.P.</entityName>
        <issuerAddress>
            <street1>6250 NORTH RIVER ROAD</street1>
            <street2>SUITE 10-100</street2>
            <city>ROSEMONT</city>
            <stateOrCountry>IL</stateOrCountry>
            <zipCode>60018</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>847 604-6100</issuerPhoneNumber>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <jurisdictionOfInc>E9</jurisdictionOfInc>
        <entityType>Limited Partnership</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2008</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>John</firstName>
                <middleName>A</middleName>
                <lastName>Hatherly</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>6250 North River Road</street1>
                <street2>Suite 10-100</street2>
                <city>Rosemont</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60018</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>John A. Hatherly is Director of the general partner of the general partner of the issuer.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Frank</firstName>
                <middleName>G.</middleName>
                <lastName>Hayes</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>6250 North River Road</street1>
                <street2>Suite 10-100</street2>
                <city>Rosemont</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60018</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Richard</firstName>
                <middleName>J.</middleName>
                <lastName>Renaud</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>6250 North River Road</street1>
                <street2>Suite 10-100</street2>
                <city>Rosemont</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60018</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Terry</firstName>
                <middleName>M.</middleName>
                <lastName>Theodore</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>6250 North River Road</street1>
                <street2>Suite 10-100</street2>
                <city>Rosemont</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60018</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Private Equity Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
            <item>3C</item>
            <item>3C.1</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <yetToOccur>true</yetToOccur>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList>
            <recipient>
                <recipientName>Credit Suisse Securities (USA) LLC</recipientName>
                <recipientCRDNumber>816</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>11 Madison Avenue</street1>
                    <street2></street2>
                    <city>New York</city>
                    <stateOrCountry>NY</stateOrCountry>
                    <zipCode>10010</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
            </recipient>
        </salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>500000000</totalOfferingAmount>
            <totalAmountSold>0</totalAmountSold>
            <totalRemaining>500000000</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>0</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>2600000</dollarAmount>
                <isEstimate>true</isEstimate>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
                <isEstimate>true</isEstimate>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>60000000</dollarAmount>
                <isEstimate>true</isEstimate>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Wynnchurch Capital Partners III, L.P.</issuerName>
                <signatureName>/s/ John A. Hatherly</signatureName>
                <nameOfSigner>John A. Hatherly</nameOfSigner>
                <signatureTitle>Director of the GP of the GP of the Issuer</signatureTitle>
                <signatureDate>2009-03-18</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----