-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 XB/x9vlnQIiupBwJuB9+ug==

<SEC-DOCUMENT>0001185185-11-000143.txt : 20110214
<SEC-HEADER>0001185185-11-000143.hdr.sgml : 20110214
<ACCEPTANCE-DATETIME>20110214130550
ACCESSION NUMBER:		0001185185-11-000143
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20101231
FILED AS OF DATE:		20110214
DATE AS OF CHANGE:		20110214

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Miller David Spencer
		CENTRAL INDEX KEY:			0001481509

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-52601
		FILM NUMBER:		11604426

	MAIL ADDRESS:	
		STREET 1:		C/O FLEX FUELS ENERGY, INC.
		STREET 2:		14 SOUTH MOLTON STREET
		CITY:			LONDON, XO
		STATE:			X0
		ZIP:			W1K 5QP

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Flex Fuels Energy, Inc.
		CENTRAL INDEX KEY:			0001370030
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		IRS NUMBER:				205242826
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			0926

	BUSINESS ADDRESS:	
		STREET 1:		502 EAST JOHN STREET
		CITY:			CARSON CITY
		STATE:			NV
		ZIP:			89706
		BUSINESS PHONE:		604-685-7552

	MAIL ADDRESS:	
		STREET 1:		502 EAST JOHN STREET
		CITY:			CARSON CITY
		STATE:			NV
		ZIP:			89706

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Malibu Minerals Inc.
		DATE OF NAME CHANGE:	20060724
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2010-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0001370030</issuerCik>
        <issuerName>Flex Fuels Energy, Inc.</issuerName>
        <issuerTradingSymbol>FXFL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001481509</rptOwnerCik>
            <rptOwnerName>Miller David Spencer</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>BRYER COTTAGE, HILLSFORD RD</rptOwnerStreet1>
            <rptOwnerStreet2>SUNBURY-ON-THAMES</rptOwnerStreet2>
            <rptOwnerCity>MIDDLESEX</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>TW16 6DG</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value, $.001 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2010-01-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>150000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.0505</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>203000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value, $.001 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2010-01-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>53000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.041</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>203000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Warrants</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.07</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2009-10-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2000000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2000000</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The 2,000,000 warrants, 750,000 of which are vested (250,000 vested on each of October 22, 2009; December 31, 2009; and December 31, 2010), are exercisable for the purchase of one share of Issuer's common stock for a period of seven years from the date of vesting at an exercise price of $0.07 per share. The warrants contain cashless exercise and piggyback registration provisions and are subject to adjustment in the event of stock splits, recapitalizations or reclassifications of our common stock.  Of the 1,250,000 unvested warrants: 250,000 vest on December 31, 2011, 500,000 vest when and if the Issuer's common stock achieves an average closing price of at least $0.45 per share over a period of 20 consecutive trading days on or prior to October 21, 2012 and 500,000 vest when and if the stock achieves an average closing price of at least $1.00 per share over a period of 20 consecutive trading days on or prior to October 21, 2012.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ David Miller</signatureName>
        <signatureDate>2011-02-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----