Exhibit 10.1

 

17,620,000 Shares

 

SYNIVERSE HOLDINGS, INC.

 

Common Stock

 

SECOND AMENDMENT TO UNDERWRITING AGREEMENT

 

August 15, 2005

 

LEHMAN BROTHERS INC.

GOLDMAN, SACHS & CO.

BEAR, STEARNS & CO. INC.

DEUTSCHE BANK SECURITIES INC.

ROBERT W. BAIRD & CO. INCORPORATED

FRIEDMAN, BILLINGS, RAMSEY & CO., INC.

RAYMOND JAMES & ASSOCIATES, INC.,

 

As Representatives of the several

  Underwriters named in Schedule 1 to the Underwriting Agreement,

c/o Lehman Brothers Inc.

605 Third Avenue

New York, New York 10158

 

Dear Sirs:

 

Reference is made to that certain Underwriting Agreement, dated February 9, 2005
(as amended, the “Underwriting Agreement”), by and among Syniverse Holdings,
Inc., a Delaware corporation (the “Company”), Syniverse Technologies, Inc., a
Delaware corporation and a wholly owned subsidiary of the Company (the
“Principal Subsidiary”), certain stockholders of the Company named in Schedule 2
to the Underwriting Agreement (the “Selling Stockholders”), and the several
Underwriters listed in Schedule 1 to the Underwriting Agreement (the
“Underwriters”), pursuant to which the Company sold an aggregate of 17,620,000
shares of the Company’s common stock, par value $0.001 per share, to the
Underwriters. The Company, the Principal Subsidiary, the Selling Stockholders
and the Underwriters wish to amend the Underwriting Agreement in accordance with
the terms of this amendment to the Underwriting Agreement (this “Amendment”).
Capitalized terms used and not defined in this Amendment shall have the
respective meanings ascribed to them in the Underwriting Agreement.

 

In consideration for good and valuable consideration, the receipt of which is
hereby acknowledged, the parties to this Amendment hereby agree that the phrase
“For a period of 180 days from the date of the Prospectus” that appears at the
beginning of Section 6(i) of the Underwriting Agreement shall be deleted in its
entirety and replaced with the phrase “Until 11:59 p.m., Eastern Daylight Time,
on October 10, 2005”.

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Except as expressly modified by this Amendment, the Underwriting Agreement is
unmodified and this Amendment shall not impair the full force and effect of the
Underwriting Agreement.

 

[Signature pages follow]

 

2

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If the foregoing correctly sets forth the Amendment to the Underwriting
Agreement among the Company, the Principal Subsidiary, the Selling Stockholders
and the Underwriters, please indicate your acceptance in the space provided for
that purpose below.

 

Very truly yours, SYNIVERSE HOLDINGS, INC. By:  

/s/ Raymond L. Lawless

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SYNIVERSE TECHNOLOGIES, INC. By:  

/s/ Raymond L. Lawless

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The Selling Stockholders named in Schedule 2

to the Underwriting Agreement

By:  

/s/ Robert F. Garcia

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    Attorney-in-Fact

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Accepted:

 

LEHMAN BROTHERS INC.

GOLDMAN, SACHS & CO.

BEAR, STEARNS & CO. INC.

DEUTSCHE BANK SECURITIES INC.

ROBERT W. BAIRD & CO. INCORPORATED

FRIEDMAN, BILLINGS, RAMSEY & CO., INC.

RAYMOND JAMES & ASSOCIATES, INC.

 

For themselves and as Representatives

of the several Underwriters named

in Schedule 1 to the Underwriting Agreement

 

By:   LEHMAN BROTHERS INC. By:  

/s/ Joseph P. Coleman

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GOLDMAN, SACHS & CO. By:  

/s/ Goldman, Sachs & Co.

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    (Goldman, Sachs & Co.)