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    <testOrLive>LIVE</testOrLive>

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        <entityName>ZENOSS INC</entityName>
        <issuerAddress>
            <street1>275 WEST STREET, SUITE 204</street1>
            <city>ANNAPOLIS</city>
            <stateOrCountry>MD</stateOrCountry>
            <stateOrCountryDescription>MARYLAND</stateOrCountryDescription>
            <zipCode>21401</zipCode>
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        <issuerPhoneNumber>410-990-0274</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <previousName>Zentinel, Inc.</previousName>
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        <edgarPreviousNameList>
            <value>None</value>
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        <entityType>Corporation</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2005</value>
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                <middleName>G.</middleName>
                <lastName>Karpovich</lastName>
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                <street1>275 West Street, Suite 204</street1>
                <city>Annapolis</city>
                <stateOrCountry>MD</stateOrCountry>
                <stateOrCountryDescription>MARYLAND</stateOrCountryDescription>
                <zipCode>21401</zipCode>
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                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
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        </relatedPersonInfo>
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                <lastName>Hegele</lastName>
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                <street1>406 Blackwell Street, Suite 200</street1>
                <city>Durham</city>
                <stateOrCountry>NC</stateOrCountry>
                <stateOrCountryDescription>NORTH CAROLINA</stateOrCountryDescription>
                <zipCode>27701</zipCode>
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                <lastName>Rainey</lastName>
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                <city>Timonium</city>
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                <zipCode>21093</zipCode>
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                <zipCode>21117</zipCode>
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                <street1>12020 Wandabury Road</street1>
                <city>Oakton</city>
                <stateOrCountry>VA</stateOrCountry>
                <stateOrCountryDescription>VIRGINIA</stateOrCountryDescription>
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                <firstName>E.</firstName>
                <middleName>Wayne, III</middleName>
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            <relatedPersonAddress>
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                <city>Columbia</city>
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                <zipCode>21044</zipCode>
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        <industryGroup>
            <industryGroupType>Other Technology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
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            </newOrAmendment>
            <dateOfFirstSale>
                <value>2010-06-09</value>
            </dateOfFirstSale>
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        <durationOfOffering>
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            <isSecurityToBeAcquiredType>true</isSecurityToBeAcquiredType>
            <isOtherType>true</isOtherType>
            <descriptionOfOtherType>Includes shares of Common Stock issuable upon conversion of Preferred Stock</descriptionOfOtherType>
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        <businessCombinationTransaction>
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            <clarificationOfResponse></clarificationOfResponse>
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        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
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            <totalAmountSold>4832042</totalAmountSold>
            <totalRemaining>320082</totalRemaining>
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        <investors>
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        <salesCommissionsFindersFees>
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                <dollarAmount>0</dollarAmount>
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            <clarificationOfResponse></clarificationOfResponse>
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        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>ZENOSS INC</issuerName>
                <signatureName>/s/William G. Karpovich</signatureName>
                <nameOfSigner>William G. Karpovich</nameOfSigner>
                <signatureTitle>Chief Executive Officer</signatureTitle>
                <signatureDate>2010-06-09</signatureDate>
            </signature>
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