Aspen Declares Dividends on Ordinary Shares, Perpetual PIERS and Perpetual Preference Shares

Aspen Insurance Holdings Limited (the “Company”) (NYSE:AHL) today announced that its Board of Directors declared a quarterly cash dividend on its ordinary shares of $0.15 per ordinary share. The dividend is payable on March 5, 2012 to the holders of record as of the close of trading on February 17, 2012.

The Company’s Board of Directors also declared a cash dividend on its Perpetual Preferred Income Equity Replacement Securities (“Perpetual PIERS”) of S$0.703125 per Perpetual PIERS. The dividend is payable on April 1, 2012 to the holders of record as of the close of business on March 15, 2011.

In addition, the Company’s Board of Directors declared a dividend on the 7.401% Perpetual Non-Cumulative Preference Shares (“Perpetual Preference Shares”) of $0.462563 per Perpetual Preference Share. The dividend is payable on April 1, 2012 to the holders of record as of the close of business on March 15, 2011.

About Aspen Insurance Holdings Limited

The Company provides reinsurance and insurance coverage to clients in various domestic and global markets through wholly-owned subsidiaries and offices in Bermuda, France, Germany, Ireland, Singapore, Switzerland, the United Kingdom and the United States. For the year ended December 31, 2011, Aspen reported gross written premiums of $2,207.8 million, net loss of $(105.8) million and total assets of $9.5 billion. Its operating subsidiaries have been assigned a financial strength rating of “A” (“Strong”) by Standard & Poor's, an “A” (“Excellent”) by A.M. Best and an “A2” (“Good”) by Moody's Investors Service.