<SEC-DOCUMENT>0001209191-23-040311.txt : 20230630
<SEC-HEADER>0001209191-23-040311.hdr.sgml : 20230630
<ACCEPTANCE-DATETIME>20230630161722
ACCESSION NUMBER:		0001209191-23-040311
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230628
FILED AS OF DATE:		20230630
DATE AS OF CHANGE:		20230630

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Gipson Dennis G
		CENTRAL INDEX KEY:			0001866536

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40650
		FILM NUMBER:		231061962

	MAIL ADDRESS:	
		STREET 1:		C/O CORE & MAIN, INC.
		STREET 2:		1830 CRAIG PARK COURT
		CITY:			ST. LOUIS
		STATE:			MO
		ZIP:			63146

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Core & Main, Inc.
		CENTRAL INDEX KEY:			0001856525
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-DURABLE GOODS, NEC [5099]
		IRS NUMBER:				863149194
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1830 CRAIG PARK COURT
		CITY:			ST. LOUIS
		STATE:			MO
		ZIP:			63146
		BUSINESS PHONE:		314-432-4700

	MAIL ADDRESS:	
		STREET 1:		1830 CRAIG PARK COURT
		CITY:			ST. LOUIS
		STATE:			MO
		ZIP:			63146
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0407</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2023-06-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001856525</issuerCik>
        <issuerName>Core &amp; Main, Inc.</issuerName>
        <issuerTradingSymbol>CNM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001866536</rptOwnerCik>
            <rptOwnerName>Gipson Dennis G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CORE &amp; MAIN, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1830 CRAIG PARK COURT</rptOwnerStreet2>
            <rptOwnerCity>ST. LOUIS</rptOwnerCity>
            <rptOwnerState>MO</rptOwnerState>
            <rptOwnerZipCode>63146</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2023-06-28</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3927</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9320</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>143</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F3"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By LLC</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted stock units granted as director compensation. The restricted stock units will vest upon the earlier to occur of the one year anniversary of the grant date or the Issuer's next annual meeting of stockholders to be held in 2024 and be settled in shares of Class A common stock, subject to the reporting person's continued service as a director of the Issuer.</footnote>
        <footnote id="F2">Includes RSUs previously granted to the reporting person.</footnote>
        <footnote id="F3">Represents securities held by Core &amp; Main Management Feeder, LLC (&quot;Management Feeder&quot;) in respect of common units (&quot;Units&quot;) of Management Feeder  held directly by the reporting person. Pursuant to the Third Amended and Restated LLC Agreement of Management Feeder, dated as of July 22, 2021, such vested Units held by the reporting person are redeemable at the discretion of the reporting person for shares of Class A common stock, on a one-for-one basis.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Mark Whittenburg, as Attorney-in-Fact for Dennis G. Gipson</signatureName>
        <signatureDate>2023-06-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
