U.S. Securities and Exchange Commission

                             Washington, D.C. 20549

                                    FORM F-N

    APPOINTMENT OF AGENT FOR SERVICE OF PROCESS BY FOREIGN BANKS AND FOREIGN
     INSURANCE COMPANIES AND CERTAIN OF THEIR HOLDING COMPANIES AND FINANCE
     SUBSIDIARIES MAKING PUBLIC OFFERINGS OF SECURITIES IN THE UNITED STATES


A.         Name of issuer or person filing ("Filer"): Platinum Underwriters
           Holdings, Ltd.

B.         This is (select one):

           |X|  an original filing for the Filer

           |_|  an amended filing for the Filer

C.         Identify the filing in conjunction with which this Form is being
           filed: S-4

           Name of registrant: Platinum Underwriters Holdings, Ltd.

           Form type: S-4

           File Number (if known) No. 333-126883-01

           Filed by: Platinum Underwriters Holdings, Ltd.

           Date Filed (if filed concurrently, so indicate): July 26, 2005

D.         The Filer is incorporated or organized under the laws of (Name of the
           jurisdiction under whose laws the filer is organized or incorporated)

           Bermuda

           and has its principal place of business at (Address in full and
           telephone number)

           The Belvedere Building, 69 Pitts Bay Road, Pembroke, Bermuda HM 08
           telephone number: (441) 295-7195



E.         The Filer designates and appoints (Name of United States person
           serving as agent)

           CT CORPORATION SYSTEM ("Agent") located at 111 Eighth Avenue, New
           York, New York 10011, (212) 894-8940 as the agent of the Filer upon
           whom may be served any process, pleadings, subpoenas, or other papers
           in:

           (a)    any investigation or administrative proceeding conducted by
                  the Commission, and

           (b)    any civil suit or action brought against the Filer or to which
                  the Filer has been joined as defendant or respondent in any
                  appropriate court in any place subject to the jurisdiction of
                  any state or of the United States or any of its territories or
                  possessions or of the District of Columbia, arising out of or
                  based on any offering made or purported to be made in
                  connection with the securities registered by the Filer on Form
                  S-4 filed on July 26, 2005 or any purchases or sales of any
                  security in connection therewith. The Filer stipulates and
                  agrees that any such civil suit or action or administrative
                  proceeding may be commenced by the service of process upon,
                  and that service of an administrative subpoena shall be
                  effected by service upon, such agent for service of process,
                  and that the service as aforesaid shall be taken and held in
                  all courts and administrative tribunals to be valid and
                  binding as if personal service thereof had been made.

F.         Each person filing this Form stipulates and agrees to appoint a
           successor agent for service of process and file an amended Form F-N
           if the Filer discharges the Agent or the Agent is unwilling or unable
           to accept service on behalf of the Filer at any time until six years
           have elapsed from the date of the Filer's last registration statement
           or report, or amendment to any such registration statement or report,
           filed with the Commission under the Securities Act of 1933 or
           Securities Exchange Act of 1934. Filer further undertakes to advise
           the Commission promptly of any change to the Agent's name or address
           during the applicable period by amendment of this form referencing
           the file number of the relevant registration form in conjunction with
           which the amendment is being filed.




G.         Each person filing this form undertakes to make available, in person
           or by telephone, representatives to respond to inquiries made by the
           Commission staff, and to furnish promptly, when requested to do so by
           the Commission staff, information relating to the securities
           registered pursuant to the form referenced in paragraph E or
           transactions in said securities.

           The Filer certifies that it has duly caused this power of attorney,
           consent, stipulation and agreement to be signed on its behalf by the
           undersigned, thereunto duly authorized, in the City of Pembroke,
           Country of Bermuda this 3rd day of August, 2005 A.D.

           Filer: Platinum Underwriters Holdings, Ltd.

           By :  /s/ Joseph F. Fisher
                 ----------------------------
                 Joseph F. Fisher
                 Executive Vice President and Chief Financial Officer


This statement has been signed by the following persons in the capacities and on
the dates indicated.

                                            CT CORPORATION SYSTEM


                                            By:/s/ Sheila Clark
                                               --------------------------------
                                            Name: Sheila Clark
                                            Title: Assistant Secretary

                                            August 3, 2005