Ms. Bohren retired from the Western Lake Superior Sanitary District (WLSSD)/ Resource Renew in 2025 after serving as the WLSSD Executive Director since 2008. The WLSSD is a nationally recognized regional utility in pollution prevention and environmental sustainability. WLSSD provides wastewater treatment and solid waste management for a 530-square mile area in Northeastern Minnesota. Prior to her retirement Ms. Bohren had been with the WLSSD since 2004 also serving in the roles of Business Services Manager and Organizational Development Director prior to being appointed Executive Director. In her role as Executive Director, she was responsibility for organizational, environmental, and financial performance of the organization. Prior to joining, WLSSD, Ms. Bohren served for 17 years with Potlatch Paper Company in various positions of increasing responsibility including Manager of Environmental Engineering, Division Manager of Business Planning and Vice President of Marketing and Business Services.

She received a M.B.A. and a B.S. in Chemistry from the University of Minnesota, Duluth.

Marianne Bohren was appointed to the board of the Great Lakes Protection Fund in September 2026.