The group's principal activity is to provide medical malpractice insurance and related liability insurance products to physicians, healthcare facilities and other healthcare industry. The group's insurance business is organized into two segments: direct healthcare liability insurance and assumed reinsurance operations. Direct healthcare liability insurance represents professional liability insurance for physicians, oral and maxillofacial surgeons, hospitals and other healthcare providers. Assumed reinsurance represents the book of assumed worldwide reinsurance of professional, commercial and personal liability coverage, commercial and residential property risks, accident and health coverage and marine coverage.