The Plainfield office of Northern Insurance is the collective effort of several local insurance producers to bring expertise, experience, and products to Plainfield. Originally established in 2005 as the Marsaglia Agency, the agency serves all lines of insuranceauto, home, life, business, health, disability, and many more. The Plainfield agency maintains its small town feel and downtown location in the face of record-breaking growth.Northern Insurance in Plainfield was formed in 2005, bringing the collective efforts of several insurance professionals under one organization to provide streamlined service, better technology, and advanced product offerings to our current and future clients. Today, Northern Insurance of Plainfield is a diversified insurance agency serving individuals and institutions throughout the Midwest.