<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0603</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001125594</cik>
        <entityName>LAUNCHCYTE LLC</entityName>
        <issuerAddress>
            <street1>2403 SIDNEY ST</street1>
            <street2>STE 271</street2>
            <city>PITTSBURGH</city>
            <stateOrCountry>PA</stateOrCountry>
            <zipCode>15203</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>412-481-2200</issuerPhoneNumber>
        <jurisdictionOfInc>PENNSYLVANIA</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Limited Liability Company</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Thomas</firstName>
                <lastName>Petzinger</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2403 Sidney Street</street1>
                <street2>Ste. 271</street2>
                <city>Pittsburgh</city>
                <stateOrCountry>PA</stateOrCountry>
                <zipCode>15203</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Barbara</firstName>
                <middleName>B.</middleName>
                <lastName>Carryer</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1339 N Sheridan Ave</street1>
                <city>Pittsburgh</city>
                <stateOrCountry>PA</stateOrCountry>
                <zipCode>15206</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robert</firstName>
                <lastName>Unkovic</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>BPU Investment Management, Inc.</street1>
                <street2>108 Main Street</street2>
                <city>Greensburg</city>
                <stateOrCountry>PA</stateOrCountry>
                <zipCode>15601</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Gregory</firstName>
                <lastName>Hebrank</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>Knopp Neurosciences Inc.</street1>
                <street2>2100 Wharton St., Ste. 615</street2>
                <city>Pittsburgh</city>
                <stateOrCountry>PA</stateOrCountry>
                <zipCode>15203</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Michael</firstName>
                <lastName>Turpin</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>110 Greenley Road</street1>
                <city>New Canaan</city>
                <stateOrCountry>CT</stateOrCountry>
                <zipCode>06840</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>William</firstName>
                <lastName>Mitchell</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>NOVA Chemicals Inc.</street1>
                <street2>1550 Coraopolis Heights Rd.</street2>
                <city>Moon Township</city>
                <stateOrCountry>PA</stateOrCountry>
                <zipCode>15108</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Biotechnology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>0001125594-09-000004</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-12-18</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>true</isBusinessCombinationTransaction>
            <clarificationOfResponse>Issuer's shares being sold in exchange for shares of a corporate third party held by purchasers.</clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>333436</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>1021293</totalOfferingAmount>
            <totalAmountSold>1021293</totalAmountSold>
            <totalRemaining>0</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>2</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>LAUNCHCYTE LLC</issuerName>
                <signatureName>THOMAS PETZINGER JR.</signatureName>
                <nameOfSigner>Thomas Petzinger Jr.</nameOfSigner>
                <signatureTitle>CEO</signatureTitle>
                <signatureDate>2010-01-06</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
