John became the Secretary in April 2021 after joining ETF in 2014 as the Deputy Secretary. He has more than 30 years of public service experience. Prior to ETF, John served 11 years as the Wisconsin Director of State Courts. During his 22 years with the court system, John also served as the Assistant to the Chief Justice and as a Senior Policy Analyst.
A native of Menasha, Wisconsin, John holds a bachelor’s degree from the University of Wisconsin-Oshkosh.
Diana Felsmann Deputy Secretary
Diana became the Deputy Secretary in February 2025. She has been with ETF for more than a decade, starting as a Policy Analyst in 2011. Diana was ETF's Chief Legal Counsel before her appointment as Deputy Secretary. Prior to ETF, she worked for the Wisconsin State Public Defender for eight years. Overall, she has over 24 years of experience as an attorney in the public and private sectors, primarily in benefits administration, and is trained in project management and business and policy analysis.
Diana received her law degree from the University of Wisconsin-Madison.
Pam Henning Assistant Deputy Secretary
Pam has been with ETF since 1998 and previously served in various management positions including the Management Services Division Administrator, Human Resources Director, Legislative Liaison, and Office of Strategic Services Director. She held past positions in the State Legislature, Department of Employment Relations and the State Budget Office at the Department of Administration.
Pam has a Master of Arts degree in public policy and administration from the University of Wisconsin-Madison Robert M. La Follette Institute of Public Affairs, with a concentration in personnel and labor relations and a Bachelor of Science degree in public administration and political science from UW-La Crosse.
