<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
    <periodOfReport>2003-06-18</periodOfReport>
    <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0001084750</issuerCik>
        <issuerName>NAVISITE INC</issuerName>
        <issuerTradingSymbol>NAVI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>

        <reportingOwnerId>
            <rptOwnerCik>0001251902</rptOwnerCik>
            <rptOwnerName>ATLANTIC INVESTORS LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>20 E 66TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10021</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
        <isDirector>0</isDirector>
        <isOfficer>0</isOfficer>
        <isTenPercentOwner>1</isTenPercentOwner>
        <isOther>0</isOther>
    </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>

        <reportingOwnerId>
            <rptOwnerCik>0001251897</rptOwnerCik>
            <rptOwnerName>CLEARBLUE ATLANTIC LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>20 E 66TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10021</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
        <isDirector>0</isDirector>
        <isOfficer>0</isOfficer>
        <isTenPercentOwner>1</isTenPercentOwner>
        <isOther>0</isOther>
    </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>

        <reportingOwnerId>
            <rptOwnerCik>0001251907</rptOwnerCik>
            <rptOwnerName>CLEARBLUE FINANCE INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>55 FRANCISCO STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94133</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>
        </securityTitle>

        <transactionDate>
            <value>2003-06-18</value>
        </transactionDate>
    <transactionCoding>
        <transactionFormType>4</transactionFormType>
        <transactionCode>P</transactionCode>
        <equitySwapInvolved>0</equitySwapInvolved>
    </transactionCoding>
        <transactionAmounts>

            <transactionShares>
                <value>47168</value>
            </transactionShares>

            <transactionPricePerShare>
                <value>3.50</value>
            </transactionPricePerShare>

            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>47168</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>D</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </directOrIndirectOwnership>
        </ownershipNature>
        </nonDerivativeTransaction>

        <nonDerivativeHolding>

        <securityTitle>
            <value>Common stock</value>
        </securityTitle>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>567978</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>

            <natureOfOwnership>
                <value>owned by CBT</value>
            </natureOfOwnership>
        </ownershipNature>
        </nonDerivativeHolding>

        <nonDerivativeHolding>

        <securityTitle>
            <value>Common stock</value>
        </securityTitle>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>10559248</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>

            <natureOfOwnership>
                <value>held by CBF</value>
            </natureOfOwnership>
        </ownershipNature>
        </nonDerivativeHolding>

        <nonDerivativeHolding>

        <securityTitle>
            <value>Common Stock</value>
        </securityTitle>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>8110599</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>

            <natureOfOwnership>
                <value>held by CBA</value>
            </natureOfOwnership>
        </ownershipNature>
        </nonDerivativeHolding>

    </nonDerivativeTable>
    <footnotes>
        <footnote id="F1">In a privately negotiated transaction, the Atlantic Investors, LLC ("Atlantic") acquired 47,168 shares from Hewlett-Packard Financial Services Company wiht each purchased share of the Issuer's common stock having a price per share of $3.50.  Atlantic controls ClearBlue Finance, Inc. (CBF"), ClearBlue Technologies, Inc. ("CBT") and ClearBlue Atlantic, LLC ("CBA")(collectively, the "Controlled Entities") and the Controlled Entities in the aggregate own 19,201,825 shares. See footnote 2</footnote>
        <footnote id="F2">Of such shares, 10,559,248 are held by CBF, 567,978 are held by CBT and 8,110,599 are held by CBA. Atlantic may be deemed the beneficial owner of shares.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Atlantic Investors, LLC, Arthur Becker mang. director</signatureName>
        <signatureDate>2003-08-04</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>ClearBlue Atlantic LLC by Atlantic Investors LLC, by Madision Technology LLC, by Arthur Becker, mang. member</signatureName>
        <signatureDate>2003-07-29</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Arthur Becker, Pres. ClearBlue Finance, Inc.</signatureName>
        <signatureDate>2003-07-29</signatureDate>
    </ownerSignature>

</ownershipDocument>

