M. Diane Koken is a consultant and was elected to the Nationwide board in 2007.
She serves as a member of the boards of Norcal Insurance, its subsidiary Medicus, and Capital BlueCross. She is a member of the Women’s Council for the United Way, and is a court-appointed Special Advocate for Children in Lancaster County, PA.
Koken served as the Insurance Commissioner for Pennsylvania from 1997 to 2007. Originally appointed to the Cabinet by Governor Tom Ridge, she also served under Governor Mark Schweiker and was reappointed and confirmed a third time under Governor Ed Rendell. She was elected president of the National Association of Insurance Commissioners (NAIC) and served from September 2004 through December 2005.
She previously served as a member of the Board of the National Insurance Producer Registry (NIPR) from 2002-2007. In 2006 Koken was elected the first chair of the Interstate Insurance Product Regulation Commission (IIPRC). She also served as vice chair of the International Commission on Holocaust Era Insurance Claims and on the Advisory Board for the Center for Ethics in Financial Services at The American College.
In 1975 Koken began working in the Law Department of Provident Mutual Insurance Company and progressed through various management positions to serve as vice president, general counsel and corporate secretary until 1997.