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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 BgmT/qEA4vNKyBmjTKvSqdf7Oq2bGiOS8/bGpqizHg79bKQlQdsClIqOWo5ccqc2
 fnfYAETdEtyxdJFE1c3pOQ==

<SEC-DOCUMENT>0000316709-06-000010.txt : 20060623
<SEC-HEADER>0000316709-06-000010.hdr.sgml : 20060623
<ACCEPTANCE-DATETIME>20060623135701
ACCESSION NUMBER:		0000316709-06-000010
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040416
FILED AS OF DATE:		20060623
DATE AS OF CHANGE:		20060623

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EXCELSIOR BUYOUT INVESTORS LLC
		CENTRAL INDEX KEY:			0001213980
		IRS NUMBER:				000000000

	MAIL ADDRESS:	
		STREET 1:		225 HIGH RIDGE RD
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06905

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EXCELSIOR CORPORATE FINANCE INVESTORS LLC
		DATE OF NAME CHANGE:	20030113

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SCHWAB CHARLES CORP
		CENTRAL INDEX KEY:			0000316709
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-21283
		FILM NUMBER:		06921707

	BUSINESS ADDRESS:	
		STREET 1:		120 KEARNY STREET
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94104
		BUSINESS PHONE:		4156277000

	MAIL ADDRESS:	
		STREET 1:		101 MONTGOMERY ST
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94104
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-04-16</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001213980</issuerCik>
        <issuerName>EXCELSIOR BUYOUT INVESTORS LLC</issuerName>
        <issuerTradingSymbol>NONE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000316709</rptOwnerCik>
            <rptOwnerName>SCHWAB CHARLES CORP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>120 KEARNY STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94108</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Ult. Parent of Inv. Adviser</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Limited Liability Company Interests</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote 1</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This filing is made on behalf of The Charles Schwab Corporation, the ultimate parent of UST Advisers, Inc., the Issuer's investment adviser.  The Reporting Person owns no beneficial ownership interest in the Issuer.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>R. Scott McMillen, Assistant Corporate Secretary</signatureName>
        <signatureDate>2006-06-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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