<SEC-DOCUMENT>0001493152-22-001805.txt : 20220121
<SEC-HEADER>0001493152-22-001805.hdr.sgml : 20220121
<ACCEPTANCE-DATETIME>20220121070611
ACCESSION NUMBER:		0001493152-22-001805
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220117
FILED AS OF DATE:		20220121
DATE AS OF CHANGE:		20220121

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Mariathasan Marion
		CENTRAL INDEX KEY:			0001905775

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-54286
		FILM NUMBER:		22544111

	MAIL ADDRESS:	
		STREET 1:		2373 S OLIVE ST
		CITY:			DENVER
		STATE:			CO
		ZIP:			80224

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CEA Industries Inc.
		CENTRAL INDEX KEY:			0001482541
		STANDARD INDUSTRIAL CLASSIFICATION:	AGRICULTURE SERVICES [0700]
		IRS NUMBER:				273911608
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1780 55TH STREET, SUITE C
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80301
		BUSINESS PHONE:		303-993-5271

	MAIL ADDRESS:	
		STREET 1:		1780 55TH STREET, SUITE C
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80301

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Surna Inc.
		DATE OF NAME CHANGE:	20100128
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2022-01-17</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001482541</issuerCik>
        <issuerName>CEA Industries Inc.</issuerName>
        <issuerTradingSymbol>SRNA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001905775</rptOwnerCik>
            <rptOwnerName>Mariathasan Marion</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2373 S OLIVE STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DENVER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80224</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>Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.0495</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2022-01-17</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2022-01-17</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>252525</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2022-01-17</value>
            </exerciseDate>
            <expirationDate>
                <value>2022-01-17</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>252525</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>252525</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2022-01-17</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2023-01-17</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>252525</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2023-01-17</value>
            </exerciseDate>
            <expirationDate>
                <value>2023-01-17</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>252525</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>505050</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents the grant of 505,050 restricted stock units. 252,525 shares vested on the date of grant. 252,525 shares will vest on January 17, 2023. These shares were granted in connection with the Reporting Person's appointment as an independent director of the Issuer on January 17, 2022.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Marion Mariathasan</signatureName>
        <signatureDate>2022-01-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
