Underwriting Companies

The following is a list of the insurance companies in the OneBeacon Insurance Group, Ltd. As required by law, the last columns note whether the company has a certificate of authority in California and/or Massachusetts. If licensed in California, the certificate number is noted as required by section 702 of the California Insurance Code. OneBeacon conducts business in all 50 states. In Rhode Island, the company operates under the OBI Insurance brand.

Underwriting CompanyCalifornia Certificate of AuthorityMassachusetts License Status
ATLANTIC SPECIALTY INSURANCE COMPANY 4650-8 Licensed
HOMELAND INSURANCE COMPANY OF DELAWARE Unlicensed Unlicensed
HOMELAND INSURANCE COMPANY OF NEW YORK Unlicensed Unlicensed
OBI AMERICA INSURANCE COMPANY Unlicensed Unlicensed
OBI NATIONAL INSURANCE COMPANY 5871-9 Licensed

The mailing address and principal place of business for all OneBeacon companies is:

OneBeacon Insurance Group
605 Highway 169 North
Suite 800
Plymouth, MN 55441