About Us

GJ Sullivan Co. E&S manages specialized insurance programs, holds underwriting pens and brokers individual risks. We operate as wholesale insurance brokers, providing selected retail agents and brokers across the United States access to programs and quality markets throughout the world.

Our nation-wide, exclusive programs include Directors & Officers Liability for health care providers and Auto Dismantlers and Auto Reposessors.

As General Agents, we underwrite the property & casualty risks declined by the standard markets.

As brokers, we utilize our extensive surplus lines market to cover a wide range of special risks, including Earthquake Coverage, Pollution Liability, Employed Legal Counsel, Excess Liability Programs and Employment Practices Liability insurance.

Since its formation in 1981, G.J. Sullivan Co. E&S has been dedicated to providing our retail agent & broker customers the best possible service, professionalism and expertise, based on strong, lasting relationships. Our clients are the key to our success and the building blocks for our future.