Cornerstone Broker Insurance Service Agency, Ohio's largest group insurance brokerage agency supports over 800 agents in the Greater Cincinnati and Greater Dayton areas with a full array of group health, life, dental, disability, COBRA, Section 125 plans, individual health, and more. Beginning in 1992, Cornerstone has evolved from a small General Agency (GA) concept to the multi-carrier, full-service group insurance brokerage firm that it is today. We employ over 60 full time benefit specialists and have become one of the largest wholesalers of group insurance in the country. Our mission is to be the best full service agency by continually offering our brokers a variety of superior products, services, technologies and education through our partnerships with quality carriers. Our vision is to continue to be a respected leader in insurance services by building and maintaining solid relationships with our brokers and carriers.