September 24, 2008

Platinum Underwriters Holdings, Ltd. To Report Third Quarter 2008 Results on October 21, 2008

HAMILTON, Bermuda, Sept. 24 /PRNewswire-FirstCall/ -- Platinum Underwriters Holdings, Ltd. will report financial results for the quarter ended September 30, 2008 after the close of trading on the New York Stock Exchange on Tuesday, October 21, 2008.

The Company will host a teleconference to discuss the financial results on Wednesday, October 22, 2008 at 8:00 a.m. Eastern time.

The call may be accessed by dialing 888-812-8569 (US callers) or 913-312-1382 (international callers), or in a listen-only mode via the Investor Relations section of Platinum's website at Those who intend to participate in the teleconference should register at least ten minutes in advance to ensure access to the call.

The teleconference will be recorded and a replay will be available from 11:00 a.m. Eastern time on Wednesday, October 22, 2008 until midnight Eastern time on Wednesday, October 29, 2008. To access the replay by telephone, dial 888-203-1112 (US callers) or 719-457-0820 (international callers) and specify passcode 4379337. The teleconference will also be archived on the Investor Relations section of Platinum's website at for the same period of time.

About Platinum

Platinum Underwriters Holdings, Ltd. is a leading provider of property, casualty and finite risk reinsurance coverages, through reinsurance intermediaries, to a diverse clientele on a worldwide basis. Platinum operates through its principal subsidiaries in Bermuda and the United States. The Company has a financial strength rating of A (Excellent) from A.M. Best Company, Inc. For further information, please visit Platinum's website at

Platinum Underwriters Holdings, Ltd.

CONTACT: Lily Outerbridge, Investor Relations, +1-441-298-0760

Web Site: