The Hanover Insurance Group, Inc. is a holding company that engages in the provision of property and casualty products and services.
It operates through the following segments: Commercial Lines, Personal Lines, Chaucer, and Other.
The Commercial Lines segment includes commercial multiple peril, commercial automobile, workers' compensation and other commercial coverage, such as specialty program business, inland marine, management and professional liability and surety.
The Personal Lines segment involves personal automobile, homeowners and other personal coverage. The Chaucer segment consists of marine and aviation, energy, property, U.K. motor, and casualty and other coverage which includes international liability, specialist coverage, and syndicate participations. The Other segment operates through Opus Investment Management, Inc. The company was founded in 1852 and is headquartered in Worcester, MA.