Keystone started in 1983 when four independent insurance agencies teamed up to pool their experience and expertise. Determined and scrappy in the face of a difficult market, this small group believed that agencies could be stronger and more successful if they linked arms. Today, that passion and spirit that started Keystone continues. Growing to over 300 independent agency partners, Keystone provides its agents with a community of like-minded agencies, industry expertise, and access to specialized products for their clients. Keystone is ranked third on Insurance Journal's 2023 list of Top 20 Privately-Held Property/Casualty Agency P...