<SEC-DOCUMENT>0001683168-18-003577.txt : 20181128
<SEC-HEADER>0001683168-18-003577.hdr.sgml : 20181128
<ACCEPTANCE-DATETIME>20181128180529
ACCESSION NUMBER:		0001683168-18-003577
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180330
FILED AS OF DATE:		20181128
DATE AS OF CHANGE:		20181128

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Bunting Eric
		CENTRAL INDEX KEY:			0001702927

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-29185
		FILM NUMBER:		181206608

	MAIL ADDRESS:	
		STREET 1:		10701 FORESTGATE
		CITY:			WICHITA
		STATE:			KS
		ZIP:			67206

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			QS Energy, Inc.
		CENTRAL INDEX KEY:			0001103795
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL & GAS FILED MACHINERY & EQUIPMENT [3533]
		IRS NUMBER:				522088326
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		23902 FM 2978
		CITY:			TOMBALL
		STATE:			TX
		ZIP:			77375
		BUSINESS PHONE:		805-845-3581

	MAIL ADDRESS:	
		STREET 1:		23902 FM 2978
		CITY:			TOMBALL
		STATE:			TX
		ZIP:			77375

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SAVE THE WORLD AIR INC
		DATE OF NAME CHANGE:	20000120
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2018-03-30</periodOfReport>

    <dateOfOriginalSubmission>2018-04-04</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001103795</issuerCik>
        <issuerName>QS Energy, Inc.</issuerName>
        <issuerTradingSymbol>QSEP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001702927</rptOwnerCik>
            <rptOwnerName>Bunting Eric</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>23902 FM 2978</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>TOMBALL</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77375</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-04-02</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2018-04-02</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>275000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.08</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9389530</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Warrants</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.08</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2018-03-30</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2018-03-30</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>275000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2018-03-30</value>
            </exerciseDate>
            <expirationDate>
                <value>2019-03-30</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>275000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>602778</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Warrants</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.08</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2018-04-02</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2018-04-02</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>275000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2018-04-02</value>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>275000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>552778</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On 3/30/2018, Reporting Person acquired 275,000 Warrants as part of Reporting Person's acquisition of Issuer's Convertible note on that same date. In Reporting Person's 04/04/2018 Form 4 reporting this acquisition, the number of Warrants acquired by Reporting Person was incorrectly stated as 225,000, a shortfall of 50,000 Warrants.</footnote>
        <footnote id="F2">Not Applicable.</footnote>
        <footnote id="F3">On 3/30/2018, Reporting Person converted 275,000 of Issuer's Warrants as part of Reporting Person's purchase of Issuer's Convertible Note reported above. In Reporting Person's 04/04/2018 Form 4 reporting this acquisition, the number of Warrants converted into Issuer's Common Stock was incorrectly stated as 225,000, a shortfall of 50,000 Warrants.</footnote>
        <footnote id="F4">Amount at the time of filing of this Form 4</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Eric Bunting</signatureName>
        <signatureDate>2018-11-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
