-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
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 O1q5xHV+HLxrEqqAhYAhbQ==

<SEC-DOCUMENT>0001181431-08-049812.txt : 20080822
<SEC-HEADER>0001181431-08-049812.hdr.sgml : 20080822
<ACCEPTANCE-DATETIME>20080822180450
ACCESSION NUMBER:		0001181431-08-049812
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080820
FILED AS OF DATE:		20080822
DATE AS OF CHANGE:		20080822

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SYNIVERSE HOLDINGS INC
		CENTRAL INDEX KEY:			0001169264
		STANDARD INDUSTRIAL CLASSIFICATION:	COMMUNICATION SERVICES, NEC [4899]
		IRS NUMBER:				300041666
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8125 HIGHWOODS PALM WAY
		CITY:			TAMPA
		STATE:			FL
		ZIP:			33647
		BUSINESS PHONE:		8136375000

	MAIL ADDRESS:	
		STREET 1:		8125 HIGHWOODS PALM WAY
		CITY:			TAMPA
		STATE:			FL
		ZIP:			33647

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TSI TELECOMMUNICATION HOLDINGS INC
		DATE OF NAME CHANGE:	20020315

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GTCR GOLDER RAUNER LLC
		CENTRAL INDEX KEY:			0001105021
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1230

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32432
		FILM NUMBER:		081035354

	BUSINESS ADDRESS:	
		STREET 1:		6100 SEARS TOWER
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606-6402
		BUSINESS PHONE:		3123822200

	MAIL ADDRESS:	
		STREET 1:		6100 SEARS TOWER
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606-6402

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GTCR PARTNERS VII L P
		CENTRAL INDEX KEY:			0001262949

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32432
		FILM NUMBER:		081035355

	BUSINESS ADDRESS:	
		STREET 1:		GTCR GOLDER RAUNER LLC
		STREET 2:		SUITE 6100, SEARS TOWER
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd216856.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-08-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001169264</issuerCik>
        <issuerName>SYNIVERSE HOLDINGS INC</issuerName>
        <issuerTradingSymbol>SVR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001262949</rptOwnerCik>
            <rptOwnerName>GTCR PARTNERS VII L P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GTCR GOLDER RAUNER, L.L.C.</rptOwnerStreet1>
            <rptOwnerStreet2>SEARS TOWER #6100</rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60606-6402</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See remarks below</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001105021</rptOwnerCik>
            <rptOwnerName>GTCR GOLDER RAUNER LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GTCR GOLDER RAUNER, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>SEARS TOWER #6100</rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60606-6402</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See remarks below</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $0.001 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2008-08-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>107526</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>17.57</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>367431</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $0.001 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2008-08-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>74224</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>17.36</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>293207</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.001 per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3926839</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Reflects shares received by GTCR Partners VII, L.P. (&quot;GTCR Partners VII&quot;) as a result of pro rata distributions from GTCR Fund VII, L.P. (&quot;Fund VII&quot;) and GTCR Fund VII/A, L.P. (&quot;Fund VII/A&quot;) that were exempt from Section 16 of the Securities Exchange Act of 1934, as amended, pursuant to Rule 16a-13 promulgated thereunder.</footnote>
        <footnote id="F2">Represents the weighted average price of the shares sold.  The prices actually received ranged from (i) $17.24 to $17.80 for sales occurring on August 20, 2008 and (ii) $17.20 to $17.54 for sales occurring on August 21, 2008.  The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.</footnote>
        <footnote id="F3">Reflects 2,619,083 shares held directly by Fund VII and 1,307,756 shares held directly by Fund VII/A.  GTCR Partners VII is the general partner of Fund VII and Fund VII/A, and GTCR Golder Rauner, L.L.C. (&quot;GTCR&quot;) is the general partner of GTCR Partners VII.  As such, GTCR Partners VII and GTCR may be deemed to be beneficial owners of the 3,926,839 shares reported in Table I. GTCR Partners VII and GTCR expressly disclaim beneficial ownership of such shares reported in Table I, except to the extent of their pecuniary interest therein. The filing of this form shall not be deemed an admission that GTCR Partners VII or GTCR is, for Section 16 purposes or otherwise, the beneficial owner of such shares, except to the extent of their pecuniary interest therein.</footnote>
    </footnotes>

    <remarks>The Reporting Person may be deemed a director by virtue of its members serving on the board of directors of Syniverse Holdings, Inc.</remarks>

    <ownerSignature>
        <signatureName>/s/ Jody S. Gale under a Power of Attorney</signatureName>
        <signatureDate>2008-08-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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