<SEC-DOCUMENT>0001209191-18-047455.txt : 20180817
<SEC-HEADER>0001209191-18-047455.hdr.sgml : 20180817
<ACCEPTANCE-DATETIME>20180817171222
ACCESSION NUMBER:		0001209191-18-047455
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180816
FILED AS OF DATE:		20180817
DATE AS OF CHANGE:		20180817

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MORGAN DAVID K.
		CENTRAL INDEX KEY:			0001737455

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38532
		FILM NUMBER:		181026476

	MAIL ADDRESS:	
		STREET 1:		40 BURTON HILLS BOULEVARD, SUITE 415
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37215

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			i3 Verticals, Inc.
		CENTRAL INDEX KEY:			0001728688
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		IRS NUMBER:				824052852
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		40 BURTON HILLS BLVD.
		STREET 2:		SUITE 415
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37215
		BUSINESS PHONE:		800-203-7981

	MAIL ADDRESS:	
		STREET 1:		40 BURTON HILLS BLVD.
		STREET 2:		SUITE 415
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37215
</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>2018-08-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001728688</issuerCik>
        <issuerName>i3 Verticals, Inc.</issuerName>
        <issuerTradingSymbol>IIIV</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001737455</rptOwnerCik>
            <rptOwnerName>MORGAN DAVID K.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>40 BURTON HILLS BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 415</rptOwnerStreet2>
            <rptOwnerCity>NASHVILLE</rptOwnerCity>
            <rptOwnerState>TN</rptOwnerState>
            <rptOwnerZipCode>37215</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A common stock, par value $0.0001 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2018-08-16</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>15.66</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $15.63 to $15.69, inclusive. The reporting person undertakes to provide to i3 Verticals, Inc., any security holder of i3 Verticals, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote 1.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Paul Maple, Attorney-in-Fact for David K. Morgan</signatureName>
        <signatureDate>2018-08-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
