Exhibit 21
SUBSIDIARIES OF THE REGISTRANT
AS OF DECEMBER 31, 2016
FULL NAME OF SUBSIDIARY | PLACE OF INCORPORATION |
OB (BARBADOS) INTERNATIONAL SRL | BARBADOS |
WTM (BARBADOS) INTERNATIONAL SRL | BARBADOS |
BRIDGE HOLDINGS (BERMUDA) LTD | BERMUDA |
HG GLOBAL LTD | BERMUDA |
HG HOLDINGS LTD | BERMUDA |
HG RE LTD | BERMUDA |
HG SERVICES LTD | BERMUDA |
LONE TREE HOLDINGS LTD. | BERMUDA |
MILL SHARES HOLDINGS BERMUDA LIMITED | BERMUDA |
ONEBEACON INSURANCE GROUP LTD. | BERMUDA |
PSC HOLDINGS LTD. | BERMUDA |
SPLIT ROCK INSURANCE, LTD | BERMUDA |
WHITE MOUNTAINS INVESTMENTS BERMUDA LTD. | BERMUDA |
WHITE MOUNTAINS LIFE REINSURANCE (BERMUDA) LTD. | BERMUDA |
ABIAKA HOLDINGS LLC | DELAWARE, USA |
GUILFORD HOLDINGS, INC. | DELAWARE, USA |
HOMELAND INSURANCE COMPANY OF DELAWARE | DELAWARE, USA |
ONEBEACON INSURANCE GROUP LLC | DELAWARE, USA |
ONEBEACON U.S. ENTERPRISES HOLDINGS, INC. | DELAWARE, USA |
ONEBEACON U.S. FINANCIAL SERVICES, INC. | DELAWARE, USA |
ONEBEACON U.S. HOLDINGS, INC. | DELAWARE, USA |
ONEBEACON SERVICES LLC | DELAWARE, USA |
QL HOLDINGS LLC | DELAWARE, USA |
QUOTELAB, LLC | DELAWARE, USA |
STAR & SHIELD SERVICES LLC | DELAWARE, USA |
WHITE MOUNTAINS ADVISORS LLC | DELAWARE, USA |
WHITE MOUNTAINS CAPITAL, INC | DELAWARE, USA |
WHITE MOUNTAINS FINANCIAL SERVICES LLC | DELAWARE, USA |
WHITE MOUNTAINS SERVICES LLC | DELAWARE, USA |
HG (GIBRALTAR) LIMITED | GIBRALTAR |
HGR (GIBRALTAR) LIMITED | GIBRALTAR |
ONEBEACON HOLDINGS (GIBRALTAR) LIMITED | GIBRALTAR |
TLP HOLDINGS (GIBRALTAR) LIMITED | GIBRALTAR |
WM ALAMEDA (GIBRALTAR) LIMITED | GIBRALTAR |
WM QUEENSWAY (GIBRALTAR) LIMITED | GIBRALTAR |
STAR & SHIELD CLAIMS SERVICES LLC | FLORIDA, USA |
STAR & SHIELD RISK MANAGEMENT LLC | FLORIDA, USA |
TNUVA FINANCIT LTD | ISRAEL |
WOBI INSURANCE AGENCY, LTD | ISRAEL |
ONEBEACON INVESTMENTS (LUXEMBOURG) S.A.R.L. | LUXEMBOURG |
WHITE MOUNTAINS HOLDINGS (LUXEMBOURG) S.A.R.L. | LUXEMBOURG |
WHITE MOUNTAINS INVESTMENTS (LUXEMBOURG) S.A.R.L | LUXEMBOURG |
WM BELVAUX (LUXEMBOURG) S.A.R.L. | LUXEMBOURG |
WM FINDEL (LUXEMBOURG) S.A.R.L. | LUXEMBOURG |
WM KEHLEN (LUXEMBOURG) S.A.R.L. | LUXEMBOURG |
ATLANTIC SPECIALTY INSURANCE COMPANY | NEW YORK, USA |
GRAND MARAIS CAPITAL LIMITED | UNITED KINGDOM |
REMOVAL STARS LIMITED | UNITED KINGDOM |
Certain other subsidiaries of the Company have been omitted since, in the aggregate, they would not constitute a significant subsidiary.