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Montpelier Re Holdings Ltd. To Release Second Quarter Earnings Results On July 24, 2007

19 June 2007

Hamilton, Bermuda: 19 June, 2007-- Montpelier Re Holdings Ltd. (NYSE:MRH, BSX:MRH.BH) expects to release its second quarter 2007 earnings results after the close of market on July 24, 2007.

Montpelier Re executives will hold a conference call to discuss the results on July 25, 2007 at 9:30 a.m. Eastern Time.

A live webcast of the call will be available at www.montpelierre.bm. The archived webcast and a telephone replay of the call will be available through August 25, 2007. Callers can access the telephone replay by dialing 877-660-6853 (toll-free) or 201-612-7415 (international). The account number is 286 and the conference ID is 245177.

Montpelier Re Holdings Ltd., through its operating subsidiary Montpelier Reinsurance Ltd., is a premier provider of global property and casualty reinsurance and insurance products. Additional information can be found in Montpelier's public filings with the Securities and Exchange Commission.