FORM 4
[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public
Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

GTCR CAPITAL PARTNERS L P 		2. Issuer Name and Ticker or Trading Symbol

SYNIVERSE HOLDINGS INC [ SVR ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      __ X __ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle)

C/O GTCR GOLDER RAUNER, L.L.C., SEARS TOWER #6100 		3. Date of Earliest Transaction (MM/DD/YYYY)

8/6/2008
(Street)

CHICAGO, IL 60606-6402
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

___ Form filed by One Reporting Person
_ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8) 		4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4) 		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock, par value $0.001 per share   8/6/2008     J (1)    98658   D $0   66250   (2) D   (3)  

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. Code
(Instr. 8) 		5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		6. Date Exercisable and Expiration Date 7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4) 		8. Price of Derivative Security
(Instr. 5) 		9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Explanation of Responses:
( 1)  Reflects a pro rata distribution of such shares by GTCR Capital Partners, L.P. ("Capital Partners") to its partners, including 2,192 shares distributed to GTCR Mezzanine Partners, L.P. ("Mezzanine Partners"). The distribution of shares from Capital Partners to Mezzanine Partners was exempt from Section 16 of the Securities Exchange Act of 1934, as amended, promulgated by Rule 16a-13 thereunder.
( 2)  Does not include the 2,192 shares distributed to Mezzanine Partners, which are beneficially owned by Mezzanine Partners. GTCR Partners VI, L.P. ("GTCR Partners VI") is the general partner of Mezzanine Partners. GTCR Golder Rauner, L.L.C. ("GTCR") is the general partner of GTCR Partners VI. As such, GTCR Partners VI and GTCR may be deemed to be beneficial owners of such shares. GTCR Partners VI and GTCR expressly disclaim beneficial ownership of such shares, except to the extent of their pecuniary interest therein. The filing of this form shall not be deemed an admission that GTCR Partners VI or GTCR is, for Section 16 purposes or otherwise, the beneficial owner of such shares, except to the extent of their pecuniary interest therein.
( 3)  Capital Partners is the direct beneficial owner of the shares reported in Table I. Mezzanine Partners is the general partner of Capital Partners. GTCR Partners VI is the general partner of Mezzanine Partners. GTCR is the general partner of GTCR Partners VI. As such, Mezzanine Partners, GTCR Partners VI and GTCR may be deemed to be beneficial owners of the 66,250 shares reported in Table I. Mezzanine Partners, GTCR Partners VI and GTCR expressly disclaim beneficial ownership of the 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 Mezzanine Partners, GTCR Partners VI or GTCR is, for Section 16 purposes or otherwise, the beneficial owner of such shares, except to the extent of their pecuniary interest therein.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
GTCR CAPITAL PARTNERS L P
C/O GTCR GOLDER RAUNER, L.L.C.
SEARS TOWER #6100
CHICAGO, IL 60606-6402
X

GTCR MEZZANINE PARTNERS LP
C/O GTCR GOLDER RAUNER, L.L.C.
SEARS TOWER #6100
CHICAGO, IL 60606-6402
X

GTCR PARTNERS VI L P
C/O GTCR GOLDER RAUNER, L.L.C.
SEARS TOWER #6100
CHICAGO, IL 60606-6402
X

GTCR GOLDER RAUNER LLC
C/O GTCR GOLDER RAUNER, LLC
SEARS TOWER #6100
CHICAGO, IL 60606-6402
X


Signatures
/s/ Jody S. Gale under a Power of Attorney 8/7/2008
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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