<SEC-DOCUMENT>0000899243-22-039104.txt : 20221220
<SEC-HEADER>0000899243-22-039104.hdr.sgml : 20221220
<ACCEPTANCE-DATETIME>20221220160529
ACCESSION NUMBER:		0000899243-22-039104
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20221216
FILED AS OF DATE:		20221220
DATE AS OF CHANGE:		20221220

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WADHWANI SUNIL
		CENTRAL INDEX KEY:			0001033249

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34099
		FILM NUMBER:		221474756

	MAIL ADDRESS:	
		STREET 1:		1004 MCKEE ROAD
		CITY:			OAKDALE
		STATE:			PA
		ZIP:			15071

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Mastech Digital, Inc.
		CENTRAL INDEX KEY:			0001437226
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MANAGEMENT CONSULTING SERVICES [8742]
		IRS NUMBER:				262753540
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1305 CHERRINGTON PARKWAY
		STREET 2:		BUILDING 210, SUITE 400
		CITY:			MOON TOWNSHIP
		STATE:			PA
		ZIP:			15108
		BUSINESS PHONE:		412-787-2100

	MAIL ADDRESS:	
		STREET 1:		1305 CHERRINGTON PARKWAY
		STREET 2:		BUILDING 210, SUITE 400
		CITY:			MOON TOWNSHIP
		STATE:			PA
		ZIP:			15108

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Mastech Holdings, Inc.
		DATE OF NAME CHANGE:	20080610
</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>2022-12-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001437226</issuerCik>
        <issuerName>Mastech Digital, Inc.</issuerName>
        <issuerTradingSymbol>MHH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001033249</rptOwnerCik>
            <rptOwnerName>WADHWANI SUNIL</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MASTECH DIGITAL, INC. 1305</rptOwnerStreet1>
            <rptOwnerStreet2>CHERRINGTON PKWY, BLDG 210, SUITE 400</rptOwnerStreet2>
            <rptOwnerCity>MOON TOWNSHIP</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>15108</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-12-16</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>991000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>316172</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>857144</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>The Revocable Declaration of Trust of Sunil Wadhwani Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>303332</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Wadhwani Partners No. 1 LP</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>86666</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Wadhwani Partners No. 1 LP</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price of the securities sold will be the fair market value as determined by a third-party written appraisal, to be provided as soon as reasonably practical. An amendment of this Form 4 will be filed following receipt of the appraisal pursuant to which the price, as determined by the appraisal, will be reported.</footnote>
        <footnote id="F2">The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ James Barnes, Attorney-in-fact</signatureName>
        <signatureDate>2022-12-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
