Hanover Excess & Surplus is a Managing General Agency functioning in the wholesale insurance marketplace located in Wilmingto ... n, North Carolina. Since 1970, Hanover Excess & Surplus has been serving Independent Insurance Agents in the states of North Carolina, South Carolina, Georgia and Virginia. Hanover Excess & Surplus is focused on service, underwriting excellence, and offering solutions to our retail insurance partners. We service our agents in all forms of Commercial, Professional, and Personal Lines Insurance needs. read more