SRB Corp

Safety Insurance Group, Inc. is a leading provider of private passenger automobile, commercial automobile, and homeowners insurance. The company operates exclusively in Massachusetts, New Hampshire, and Maine through its insurance company subsidiaries: Safety Insurance Company, Safety Indemnity Insurance Company, Safety Property and Casualty Insurance Company, and Safety Northeast Insurance Company. In addition to its primary offerings, the company provides dwelling fire, umbrella, and business owner policies. Safety Insurance Group, Inc. works with 797 independent insurance agents across 1,063 locations in these three states as of 2025. In Massachusetts, the company was the fourth largest private passenger automobile carrier and the largest commercial automobile carrier in 2025, holding approximately 9.4% and 13.0% of these markets, respectively, according to Commonwealth Automobile Reinsurers. It was also the third largest homeowners insurance carrier in Massachusetts with a 7.0% market share in 2024. Nationally, Safety Insurance Group, Inc. was ranked the 52nd largest automobile writer based on 2024 direct written premiums by S&P Global Market Intelligence. The company was incorporated in Delaware in 2001, with predecessors underwriting insurance in Massachusetts since 1979. Its Insurance Subsidiaries began writing insurance in New Hampshire in 2008 and Maine in 2016. Direct written premiums for the year ended December 31, 2025, were $1,204,809 in Massachusetts, $57,666 in New Hampshire, and $16,130 in Maine, totaling $1,278,605. For 2024, these figures were $1,130,254 (Massachusetts), $52,095 (New Hampshire), and $10,708 (Maine), for a total of $1,193,057. In 2023, direct written premiums were $941,721 (Massachusetts), $42,762 (New Hampshire), and $6,741 (Maine), totaling $991,224.