THG relationship map

THG

Hanover Insurance Group, Inc.

Supply chain

SEC EDGAR · Feb 20 '26Sources
Berkshire Hathaway Inc. (Transatlantic Reinsurance Co. and General Reinsurance Corp)unlisted
Chubbunlisted
Commonwealth Reunlisted
Excess and Casualty Reinsurance Association ("ECRA")unlisted
Liberty Mutualunlisted
Michigan Catastrophic Claims Association ("MCCA")unlisted
Munich Reinsurance Companiesunlisted
Nationwide Mutual Insuranceunlisted
Societe De Groupe D'Assurance Mut Covea (Partner Reinsurance Company of the U.S.)unlisted
Swiss Reunlisted
Toa Reinsuranceunlisted
← Buys from
THG
China Reunlisted
Commonwealth Annuityunlisted
Sells to →
Suppliers11Customers2
Berkshire Hathaway Inc. (Transatlantic Reinsurance Co. and General Reinsurance Corp)unlisted
Chubbunlisted
Commonwealth Reunlisted
Excess and Casualty Reinsurance Association ("ECRA")unlisted
Liberty Mutualunlisted
Michigan Catastrophic Claims Association ("MCCA")unlisted
Munich Reinsurance Companiesunlisted
Nationwide Mutual Insuranceunlisted
THG
China Reunlisted
Commonwealth Annuityunlisted
suppliercustomerunlisted
Thick line = filed share ·Moves · 08:01 ETSources