<SEC-DOCUMENT>0000899243-22-035985.txt : 20221116
<SEC-HEADER>0000899243-22-035985.hdr.sgml : 20221116
<ACCEPTANCE-DATETIME>20221116142355
ACCESSION NUMBER:		0000899243-22-035985
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20221114
FILED AS OF DATE:		20221116
DATE AS OF CHANGE:		20221116

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cronin John J.
		CENTRAL INDEX KEY:			0001445725

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34099
		FILM NUMBER:		221394594

	MAIL ADDRESS:	
		STREET 1:		1603 BLACKBURN HTS DRIVE
		CITY:			SEWICKLEY
		STATE:			PA
		ZIP:			15143

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>2022-11-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001445725</rptOwnerCik>
            <rptOwnerName>Cronin John J.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MASTECH DIGITAL, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1305 CHERRINGTON PKWY BLDG 210, STE 400</rptOwnerStreet2>
            <rptOwnerCity>MOON TOWNSHIP</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>15108</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>14.30</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2022-11-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>100000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2032-11-14</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>100000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>100000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On November 14, 2022, Mr. Cronin received an award of non-qualified stock option to purchase 100,000 shares of common stock of the Company. The option will vest in one-third increments on each of November 14, 2024, November 14, 2025, and November 14, 2026.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ James J. Barnes, Attorney-in-Fact</signatureName>
        <signatureDate>2022-11-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
