-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Ca6ZqcNe0WilVADOWmaE4ZotUntl+PKirK+W/ubZH81g0dZSwlpgsHThp7qJLHEA
 13K+NW1apN8jsPlLv1Mdow==

<SEC-DOCUMENT>0001476722-09-000001.txt : 20091117
<SEC-HEADER>0001476722-09-000001.hdr.sgml : 20091117
<ACCEPTANCE-DATETIME>20091117134229
ACCESSION NUMBER:		0001476722-09-000001
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20091117
DATE AS OF CHANGE:		20091117
EFFECTIVENESS DATE:		20091117

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AIM MIDSTREAM LLC
		CENTRAL INDEX KEY:			0001476722
		IRS NUMBER:				270855469
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-136194
		FILM NUMBER:		091189911

	BUSINESS ADDRESS:	
		STREET 1:		950 TOWER LANE, SUITE 800
		CITY:			FOSTER CITY
		STATE:			CA
		ZIP:			94404
		BUSINESS PHONE:		(650) 854-6000

	MAIL ADDRESS:	
		STREET 1:		950 TOWER LANE, SUITE 800
		CITY:			FOSTER CITY
		STATE:			CA
		ZIP:			94404
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0603</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001476722</cik>
        <entityName>AIM MIDSTREAM LLC</entityName>
        <issuerAddress>
            <street1>950 TOWER LANE, SUITE 800</street1>
            <city>FOSTER CITY</city>
            <stateOrCountry>CA</stateOrCountry>
            <zipCode>94404</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>(650) 854-6000</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Limited Liability Company</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2009</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>(Manager)</firstName>
                <lastName>AIM Universal Holdings, LLC</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>950 Tower Lane, Suite 800</street1>
                <city>Foster City</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94404</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Matthew</firstName>
                <middleName>P.</middleName>
                <lastName>Carbone</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>950 Tower Lane, Suite 800</street1>
                <city>Foster City</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94404</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Promoter</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robert</firstName>
                <middleName>B.</middleName>
                <lastName>Hellman, Jr.</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>950 Tower Lane, Suite 800</street1>
                <city>Foster City</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94404</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Promoter</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>George</firstName>
                <middleName>E.</middleName>
                <lastName>McCown</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>950 Tower Lane, Suite 800</street1>
                <city>Foster City</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94404</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Promoter</relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Other Investment Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <aggregateNetAssetValueRange>$25,000,001 - $50,000,000</aggregateNetAssetValueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-11-04</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isOtherType>true</isOtherType>
            <descriptionOfOtherType>Membership interests.</descriptionOfOtherType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>46479500</totalOfferingAmount>
            <totalAmountSold>46479500</totalAmountSold>
            <totalRemaining>0</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>124</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>AIM MIDSTREAM LLC</issuerName>
                <signatureName>/s/ Robert B. Hellman, Jr.</signatureName>
                <nameOfSigner>Robert B. Hellman, Jr.</nameOfSigner>
                <signatureTitle>Managing Member of AIM Universal Holdings, LLC, Manager</signatureTitle>
                <signatureDate>2009-11-13</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----