GenStar Insurance Services, LLC Email Format

InsuranceConnecticut, United States201-500 Employees

GenStar Insurance Services, LLC operates in the insurance industry, providing excess, surplus, and specialty property and casualty coverage under General Star Indemnity Company (non-admitted) and General Star National Insurance Company (admitted). The GenStar companies conduct business through a select network of wholesale brokers, managing general underwriters, and program administrators across the United States and are members of the Berkshire Hathaway Family of Companies. The company is based in Stamford, Connecticut, at 400 Atlantic Street, 9th Floor, and employs 201-500 people. It emphasizes underwriting and customer service as core competencies to address the E&S market's risk management needs, and maintains stable ratings from A.M. Best and S&P. Recent developments include the May 2026 STAFFprotect+ launch and a January 2026 partnership with Zesty.ai to enhance AI-driven property risk analytics for underwriting; the company also holds California licenses (Producer/SL Broker License 0B14266 and Adjuster License 2B14266).

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