Greater Insurance Service Corp. (GIS) is a large insurance marketing and service corporation with roots going back to 1974 that has experienced outstanding growth throughout the years. Under strong leadership, GIS has never strayed from its founding philosophy which is to respond rapidly to our clients and provide new and innovative products to enhance our competitive edge in meeting their ever changing needs. Greater Insurance Service offers customized programs for all types of insurance needs including but not limited to individual and group; life, health, dental, vision and disability options as well as commercial and personal property and casualty. We also have a variety of programs designed specifically for associations.