J.M. Wilson is a Managing General Agency and Surplus Lines Broker. They provide independent insurance agents with access to specialty markets and A-rated carriers. Specializing in property/casualty, professional, transportation, garage, personal lines and surety. J.M. Wilson is a Managing General Agency and Surplus Lines Broker providing independent insurance agents with access to a variety of standard and specialty markets for commercial transportation, P&C, brokerage, professional liability, personal lines and surety.