<SEC-DOCUMENT>0001209191-16-087706.txt : 20160104
<SEC-HEADER>0001209191-16-087706.hdr.sgml : 20160104
<ACCEPTANCE-DATETIME>20160104150730
ACCESSION NUMBER:		0001209191-16-087706
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20151231
FILED AS OF DATE:		20160104
DATE AS OF CHANGE:		20160104

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Newtek Business Services Corp.
		CENTRAL INDEX KEY:			0001587987
		IRS NUMBER:				463755188
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		212 W. 35TH STREET 2ND FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10001
		BUSINESS PHONE:		212-356-9500

	MAIL ADDRESS:	
		STREET 1:		212 W. 35TH STREET 2ND FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10001

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SALUTE RICHARD J
		CENTRAL INDEX KEY:			0001235974

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	814-01035
		FILM NUMBER:		161317844

	MAIL ADDRESS:	
		STREET 1:		P O BOX 306
		CITY:			WOODBURY
		STATE:			NY
		ZIP:			11797
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>doc5.xml
<DESCRIPTION>FORM 5 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2015-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0001587987</issuerCik>
        <issuerName>Newtek Business Services Corp.</issuerName>
        <issuerTradingSymbol>NEWT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001235974</rptOwnerCik>
            <rptOwnerName>SALUTE RICHARD J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>212 WEST 35TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2>FLOOR 2</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10001</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2015-12-31</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>206</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>13.48</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1706</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This stock was received by the Reporting Person pursuant to a dividend declared by Newtek Business Services Corp. on October 1, 2015. As a result of the dividend, all holders of record of Common Stock on November 18, 2015 received on December 31, 2015, $2.69 per share  payable, at the election of the stockholder, in either all shares of Common Stock or $0.836 per share in cash and $1.853 in shares of Common Stock.  The price per share of Common Stock issued was based on the Common Stock's volume-weighted average price of $13.48 per share on the Nasdaq Global Market on December 11, 14 and 15, 2015.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Richard Salute</signatureName>
        <signatureDate>2016-01-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
