Diane is widely recognized for her civic engagement and nonprofit leadership in her home community of Madison, Wisconsin, serving on the boards of Madison’s Youth Arts Center, Symphony Orchestra, and Community Foundation. She is also a member of The Kennedy Center’s National Committee for the Performing Arts in Washington, D.C., past chair of the Community Foundation Board and the Madison Children’s Museum Board, and on the University of Wisconsin School of Music Board. She was a 2021 Fellow in Harvard’s Advanced Leadership Initiative. As owner of Endres Manufacturing, a fourth-generation steel manufacturer and fabricator just outside of Madison, Diane serves as the president of the company’s charitable foundation. A long-time teacher, she has taught music and led special education programs at the elementary level and, as an avid pilot, has founded, and for the past 20 years instructed, a high school aviation program in Madison.