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    <schemaVersion>X0603</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001481226</cik>
        <entityName>Cortland Capital Market Services LLC</entityName>
        <issuerAddress>
            <street1>225 WEST WASHINGTON STREET</street1>
            <street2>SUITE 1450</street2>
            <city>CHICAGO</city>
            <stateOrCountry>IL</stateOrCountry>
            <zipCode>60606</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>312-564-5100</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Limited Liability Company</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2008</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Russell</firstName>
                <middleName>M</middleName>
                <lastName>Goldenberg</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Cortland Capital Market Services LLC</street1>
                <street2>225 West Washington Street, Ste 1450</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Member of Board of Managers</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Douglas</firstName>
                <middleName>W</middleName>
                <lastName>Hart</lastName>
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                <street1>c/o Cortland Capital Market Services LLC</street1>
                <street2>225 West Washington Street, Ste 1450</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Member of Board of Managers</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Lora</firstName>
                <middleName>J</middleName>
                <lastName>Peloquin</lastName>
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                <street2>225 West Washington Street, Ste 1450</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
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            <relationshipClarification>Member of Board of Managers</relationshipClarification>
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                <firstName>M</firstName>
                <middleName>Timothy</middleName>
                <lastName>Houghton</lastName>
            </relatedPersonName>
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                <street2>225 West Washington Street, Ste 1450</street2>
                <city>Chicago</city>
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                <zipCode>60606</zipCode>
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            <relatedPersonName>
                <firstName>Jessica</firstName>
                <middleName>J</middleName>
                <lastName>Mead</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
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                <street2>225 West Washington Street, Ste 1450</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
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            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>G</firstName>
                <middleName>John</middleName>
                <lastName>Mautz</lastName>
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                <city>Chicago</city>
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                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
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            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Greg</firstName>
                <lastName>Myers</lastName>
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            <relatedPersonAddress>
                <street1>c/o Cortland Capital Market Services LLC</street1>
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                <city>Chicago</city>
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                <zipCode>60606</zipCode>
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            <relatedPersonRelationshipList>
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            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Suzanne</firstName>
                <middleName>M</middleName>
                <lastName>Smith</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
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                <street2>225 West Washington Street, Ste 1450</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
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            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Chadd</firstName>
                <lastName>Tierney</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Cortland Capital Market Services LLC</street1>
                <street2>225 West Washington Street, Ste 1450</street2>
                <city>Chicao</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
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            <relationshipClarification></relationshipClarification>
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    <offeringData>
        <industryGroup>
            <industryGroupType>Business Services</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2010-01-28</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isDebtType>true</isDebtType>
            <isOptionToAcquireType>true</isOptionToAcquireType>
            <isSecurityToBeAcquiredType>true</isSecurityToBeAcquiredType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>50000</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>3500000</totalOfferingAmount>
            <totalAmountSold>2100000</totalAmountSold>
            <totalRemaining>1400000</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>9</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>200000</dollarAmount>
                <isEstimate>true</isEstimate>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Cortland Capital Market Services LLC</issuerName>
                <signatureName>/s/ Jessica J. Mead</signatureName>
                <nameOfSigner>Jessica J. Mead</nameOfSigner>
                <signatureTitle>General Counsel</signatureTitle>
                <signatureDate>2010-01-28</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
