-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001391950-09-000003.txt : 20090506
<SEC-HEADER>0001391950-09-000003.hdr.sgml : 20090506
<ACCEPTANCE-DATETIME>20090506085246
ACCESSION NUMBER:		0001391950-09-000003
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20090506
DATE AS OF CHANGE:		20090506
EFFECTIVENESS DATE:		20090506

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RAINDANCE TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0001391950
		IRS NUMBER:				201596384
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-100652
		FILM NUMBER:		09799704

	BUSINESS ADDRESS:	
		STREET 1:		44 HARTWELL AVENUE
		CITY:			LEXINGTON
		STATE:			MA
		ZIP:			02421
		BUSINESS PHONE:		781-861-6300

	MAIL ADDRESS:	
		STREET 1:		44 HARTWELL AVENUE
		CITY:			LEXINGTON
		STATE:			MA
		ZIP:			02421
</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>0001391950</cik>
        <entityName>RAINDANCE TECHNOLOGIES INC</entityName>
        <issuerAddress>
            <street1>44 HARTWELL AVENUE</street1>
            <street2></street2>
            <city>LEXINGTON</city>
            <stateOrCountry>MA</stateOrCountry>
            <zipCode>02421</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>781-861-6300</issuerPhoneNumber>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <jurisdictionOfInc>DE</jurisdictionOfInc>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2004</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Christopher</firstName>
                <middleName>D</middleName>
                <lastName>McNary</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o RainDance Technologies</street1>
                <street2>44 Hartwell Avenue</street2>
                <city>Lexington</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02421</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Roch</firstName>
                <middleName></middleName>
                <lastName>Kelly</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o RainDance Technologies</street1>
                <street2>44 Hartwell Avenue</street2>
                <city>Lexington</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02421</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Darren</firstName>
                <middleName></middleName>
                <lastName>Link</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o RainDance Technologies</street1>
                <street2>44 Hartwell Avenue</street2>
                <city>Lexington</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02421</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Stephen</firstName>
                <middleName></middleName>
                <lastName>Becker</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o RainDance Technologies</street1>
                <street2>44 Hartwell Avenue</street2>
                <city>Lexington</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02421</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robert</firstName>
                <middleName></middleName>
                <lastName>Cunningham</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o RainDance Technologies</street1>
                <street2>44 Hartwell Avenue</street2>
                <city>Lexington</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02421</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Michael</firstName>
                <middleName></middleName>
                <lastName>Olex</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o RainDance Technologies</street1>
                <street2>44 Hartwell Avenue</street2>
                <city>Lexington</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02421</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jonathan</firstName>
                <middleName></middleName>
                <lastName>Rothberg</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o The Rothberg Institute</street1>
                <street2>530 Whitfield Street</street2>
                <city>Guilford</city>
                <stateOrCountry>CT</stateOrCountry>
                <zipCode>06437</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>William</firstName>
                <middleName></middleName>
                <lastName>Ericson</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Mohr Davidow Ventures</street1>
                <street2>3000 Sand Hill Road, Building 3, Ste 290</street2>
                <city>Menlo Park</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94025</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Susan</firstName>
                <middleName></middleName>
                <lastName>Siegel</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Mohr Davidow Ventures</street1>
                <street2>3000 Sand Hill Road, Building 3, Ste 290</street2>
                <city>Menlo Park</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94025</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Michael</firstName>
                <middleName></middleName>
                <lastName>Hunkapiller</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Alloy Ventures</street1>
                <street2>400 Hamilton Avenue, 4th Floor</street2>
                <city>Palo Alto</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94301</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>David</firstName>
                <middleName></middleName>
                <lastName>Weitz</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>29 Oxford Street</street1>
                <street2></street2>
                <city>Cambridge</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02138</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>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-04-24</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>12001057</totalOfferingAmount>
            <totalAmountSold>6000528</totalAmountSold>
            <totalRemaining>6000529</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>4</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>RAINDANCE TECHNOLOGIES INC</issuerName>
                <signatureName>Christopher McNary</signatureName>
                <nameOfSigner>Christopher McNary</nameOfSigner>
                <signatureTitle>President&amp;CEO</signatureTitle>
                <signatureDate>2009-05-06</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----