<SEC-DOCUMENT>0000899243-20-012680.txt : 20200511
<SEC-HEADER>0000899243-20-012680.hdr.sgml : 20200511
<ACCEPTANCE-DATETIME>20200511194023
ACCESSION NUMBER:		0000899243-20-012680
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200507
FILED AS OF DATE:		20200511
DATE AS OF CHANGE:		20200511

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cornell Henry
		CENTRAL INDEX KEY:			0001309336

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35479
		FILM NUMBER:		20866651

	MAIL ADDRESS:	
		STREET 1:		1099 18TH STREET
		STREET 2:		SUITE 2300
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cornell Capital Special Situations Partners II LP
		CENTRAL INDEX KEY:			0001642240
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35479
		FILM NUMBER:		20866652

	BUSINESS ADDRESS:	
		STREET 1:		C/O CORNELL CAPITAL LLC
		STREET 2:		499 PARK AVENUE, 21ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		(212) 818-8980

	MAIL ADDRESS:	
		STREET 1:		C/O CORNELL CAPITAL LLC
		STREET 2:		499 PARK AVENUE, 21ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cornell Capital GP II LP
		CENTRAL INDEX KEY:			0001644727
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35479
		FILM NUMBER:		20866653

	BUSINESS ADDRESS:	
		STREET 1:		C/O CORNELL CAPITAL LLC
		STREET 2:		499 PARK AVENUE, 21ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		(212) 818-8980

	MAIL ADDRESS:	
		STREET 1:		C/O CORNELL CAPITAL LLC
		STREET 2:		499 PARK AVENUE, 21ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cornell Investment Partners LLC
		CENTRAL INDEX KEY:			0001644722
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35479
		FILM NUMBER:		20866654

	BUSINESS ADDRESS:	
		STREET 1:		C/O DAVIS POLK & WARDWELL LLP
		STREET 2:		ATTN: R.A DRUCKER, 450 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		(212) 450-4795

	MAIL ADDRESS:	
		STREET 1:		C/O DAVIS POLK & WARDWELL LLP
		STREET 2:		ATTN: R.A DRUCKER, 450 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Mario Investments LLC
		CENTRAL INDEX KEY:			0001644701
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35479
		FILM NUMBER:		20866655

	BUSINESS ADDRESS:	
		STREET 1:		C/O DAVIS POLK & WARDWELL LLP
		STREET 2:		ATTN: R.A DRUCKER, 450 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		(212) 450-4795

	MAIL ADDRESS:	
		STREET 1:		C/O DAVIS POLK & WARDWELL LLP
		STREET 2:		ATTN: R.A DRUCKER, 450 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MRC GLOBAL INC.
		CENTRAL INDEX KEY:			0001439095
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-INDUSTRIAL MACHINERY & EQUIPMENT [5084]
		IRS NUMBER:				205956993
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		FULBRIGHT TOWER
		STREET 2:		1301 MCKINNEY STREET, SUITE 2300
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77010
		BUSINESS PHONE:		877.294.7574

	MAIL ADDRESS:	
		STREET 1:		FULBRIGHT TOWER
		STREET 2:		1301 MCKINNEY STREET, SUITE 2300
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77010

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MCJUNKIN RED MAN HOLDING CORP
		DATE OF NAME CHANGE:	20080702
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-05-07</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001439095</issuerCik>
        <issuerName>MRC GLOBAL INC.</issuerName>
        <issuerTradingSymbol>MRC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001309336</rptOwnerCik>
            <rptOwnerName>Cornell Henry</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CORNELL CAPITAL LLC</rptOwnerStreet1>
            <rptOwnerStreet2>499 PARK AVENUE, 21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001642240</rptOwnerCik>
            <rptOwnerName>Cornell Capital Special Situations Partners II LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CORNELL CAPITAL LLC</rptOwnerStreet1>
            <rptOwnerStreet2>499 PARK AVENUE, 21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001644727</rptOwnerCik>
            <rptOwnerName>Cornell Capital GP II LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CORNELL CAPITAL LLC</rptOwnerStreet1>
            <rptOwnerStreet2>499 PARK AVENUE, 21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001644722</rptOwnerCik>
            <rptOwnerName>Cornell Investment Partners LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CORNELL CAPITAL LLC</rptOwnerStreet1>
            <rptOwnerStreet2>499 PARK AVENUE, 21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001644701</rptOwnerCik>
            <rptOwnerName>Mario Investments LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CORNELL CAPITAL LLC</rptOwnerStreet1>
            <rptOwnerStreet2>499 PARK AVENUE, 21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2020-05-07</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>19273</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>45267</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F5"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This statement is being filed jointly by Henry Cornell (&quot;Mr. Cornell&quot;), Cornell Capital Special Situations Partners II LP (&quot;Cornell Special Situations II&quot;), Cornell Capital GP II LP (&quot;Cornell GP II&quot;), Cornell Investment Partners LLC (&quot;Cornell Investment Partners&quot;) and Mario Investments LLC (&quot;Mario&quot; and, together with Mr. Cornell, Cornell Special Situations II, Cornell GP II and Cornell Investment Partners, the &quot;Reporting Persons&quot;). Mr. Cornell is the sole member of Cornell Investment Partners, which is the general partner of Cornell GP II, which is the general partner of Cornell Special Situations II, which is the sole member of Mario. In addition, on June 10, 2018, Mr. Cornell was appointed to the Board of Directors of the Issuer (the &quot;Board&quot;).</footnote>
        <footnote id="F2">Represents shares of restricted common stock awarded to Mr. Cornell on 5/07/2020 in his capacity as a member of the Board that will vest on 5/07/2021, conditioned on Mr. Cornell's continued service as a member of the Board and subject to (a) pro-rata vesting if Mr. Cornell's service as a member of the Board terminates prior to 5/07/2021 and (b) accelerated vesting under certain circumstances.</footnote>
        <footnote id="F3">Mr. Cornell is the direct beneficial owner of these shares of common stock.</footnote>
        <footnote id="F4">Reflects shares held by Mr. Cornell's minor son.</footnote>
        <footnote id="F5">Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, if any.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Joanna Reiss, Attorney-in-fact for Henry Cornell</signatureName>
        <signatureDate>2020-05-11</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Joanna Reiss, Attorney-in-fact for Cornell Capital Special Situations Partners II LP</signatureName>
        <signatureDate>2020-05-11</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Joanna Reiss, Attorney-in-fact for Cornell Capital GP II LP</signatureName>
        <signatureDate>2020-05-11</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Joanna Reiss, Attorney-in-fact for Cornell Investment Partners LLC</signatureName>
        <signatureDate>2020-05-11</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Joanna Reiss, Attorney-in-fact for Mario Investments LLC</signatureName>
        <signatureDate>2020-05-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
