<SEC-DOCUMENT>0001019687-16-006183.txt : 20160510
<SEC-HEADER>0001019687-16-006183.hdr.sgml : 20160510
<ACCEPTANCE-DATETIME>20160510144704
ACCESSION NUMBER:		0001019687-16-006183
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160509
FILED AS OF DATE:		20160510
DATE AS OF CHANGE:		20160510

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:		735 STATE STREET #500
		CITY:			SANTA BARBARA
		STATE:			CA
		ZIP:			93101
		BUSINESS PHONE:		805-845-3581

	MAIL ADDRESS:	
		STREET 1:		735 STATE STREET #500
		CITY:			SANTA BARBARA
		STATE:			CA
		ZIP:			93101

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SAVE THE WORLD AIR INC
		DATE OF NAME CHANGE:	20000120

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Stubbs Mark
		CENTRAL INDEX KEY:			0001366097

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-29185
		FILM NUMBER:		161635242

	MAIL ADDRESS:	
		STREET 1:		136 W. CANON PERDIDO STREET, STE. A
		CITY:			SANTA BARBARA
		STATE:			CA
		ZIP:			93427
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>stubbs_frm4.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-05-09</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001366097</rptOwnerCik>
            <rptOwnerName>Stubbs Mark</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>735 STATE STREET, #500</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SANTA BARBARA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>93101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Option to Purchase Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.19</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2016-01-01</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2016-01-01</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>394737</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2016-01-01</value>
            </exerciseDate>
            <expirationDate>
                <value>2026-01-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>394737</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>702251</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The stock options reported under item 5 above were granted to each member of lssurer's Board as equity compensation under the Issuer's Board Compensation Policy, approved by the Board on June 19, 2015. The options granted under item 5 vest at the rate of 1/12 per month, commencing January 1, 2016, with full vesting on December 31, 2016.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Mark Stubbs</signatureName>
        <signatureDate>2016-05-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
