High-net-worth insurers

# Insurer Type Market share (2025) AM Best
8 ChubbThe largest U.S. insurer of high-value homes, sold through independent agents and brokers; ranked 8th among U.S. home insurers by 2025 premiums. High-net-worth insurers 2.49% A++ (Superior)
14 PURE InsuranceMember-owned reciprocal insurer for high-value homes, founded in 2006 and managed by a Tokio Marine subsidiary; sold only through independent brokers. High-net-worth insurers 1.03% A (Excellent)
34 Private Client Select (AIG)The high-net-worth home insurance business AIG spun into an independent agency with Stone Point Capital in 2023; policies are still issued by AIG companies. High-net-worth insurers 0.50% A (Excellent)
58 Berkley OneW. R. Berkley's personal lines unit for affluent households, selling home, auto, valuables and excess liability through independent agents in 30 states and D.C. High-net-worth insurers 0.21% A+ (Superior)
79 Vault InsuranceFlorida high-net-worth insurer founded in 2017 that covers homes worth $2 million or more through agents, via a reciprocal exchange and a surplus lines company. High-net-worth insurers 0.13% A- (Excellent)

Ranked by 2025 U.S. homeowners multiple peril direct premiums written (states and U.S. territories), from the NAIC 2025 Market Share Reports for Property/Casualty Groups and Companies. NAIC groups combine affiliated companies, so a group may sell under several brand names. Brands listed without a rank are part of a larger group or outside the top 100.