EXHIBIT 21.1 SUBSIDIARIES EXEL Holdings Limited (100%) - Cayman EXEL Acquisition Ltd. (100%) - Cayman Reeve Court Insurance Company (51%) - Bermuda Reeve Court Holdings Ltd. (50%) - Bermuda XL Capital Products Ltd (100%) - Bermuda X. L. Property Holdings Ltd. (50%) - Bermuda XL Financial Assurance Ltd (80%) - Bermuda XL Insurance Ltd (100%) - Bermuda X. L. Investments Ltd. (100%) - Bermuda XL Global Services (Bermuda) Ltd (100%) - Bermuda X. L. Holdings Barbados Ltd. (100%) - Barbados X. L. One Ltd. (100%) - Bermuda X. L. Two Ltd. (100%) - Bermuda EXEL Cumberland Limited (100%) - UK IPT Compliance Limited (100%) - UK X. L. America Inc. (100%) - Delaware X. L. Europe (100%) - Republic of Ireland X. L. Insurance Company of America, Inc. (100%) - New York Inquislogic Inc. (100%) - Delaware X. L. Global Services, Inc. (100%) - Delaware X. L. Risk Solutions Inc. (100%) - Connecticut X. L. Australia Pty Ltd. (100%) - Australia X.L. Investment Private Trustee Ltd. (100%) - Bermuda First Cumberland Bank, Inc. (100%) - Barbados Garrison Investments Inc. (100%) - Barbados Inquislogic Ltd. (100%) - Barbados Kensington Investments Inc. (100%) - Barbados X. L. Investments (Barbados) Inc. (100%) - Barbados Cumberland Holdings, Inc. (100%) - Delaware Mid Ocean Limited (73% - Class A) - Cayman Mid Ocean Holdings Limited (100%) - Bermuda XL Mid Ocean Reinsurance Ltd (100%) - Bermuda LARC Holdings Ltd. (74%) - Bermuda L. A. Reinsurance Company, Ltd. (100%) - Bermuda Ridgewood Holdings Company (100%) - Bermuda The Brockbank Group Plc (100%) - UK Baltusrol (51%) - Bermuda Brockbank holdings (100%) - UK Brockbank Underwriting (100%) - UK County Down Ltd. (100%) - UK Dornoch Ltd. (100%) - UK Brockbank Insurance Services (100%) - UK