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Our Staff

Our Staff

Stephanie Prellwitz

Stephanie Prellwitz, Executive Director

Stephanie has worked for the Green Lake Association since February 2013. She holds a Master of Science in Biological Systems Engineering from UW-Madison and a Bachelor of Science in Biosystems and Agricultural Engineering with an emphasis in Water Resources from the University of Kentucky. Her professional background includes technical and environmental experience including engineering, academic wetland research, field data collection and analysis, environmental education materials design, community programming and outreach development.

When she isn’t working at her family produce farm, she enjoys gardening and being outdoors.

Contact Stephanie: stephanie (at)

Alison Thiel      

Alison Niescier, Project Manager

Alison joined the Green Lake Association in August 2015 as Project Manager. Born and raised in Ripon, Wisconsin, she attended Ripon College and received a Bachelor of Arts degree in Communication and Environmental Studies. While attending Ripon College, she participated in multiple organizations including the Environmental Group of Ripon and the Ripon College dance team. Her passion for environmental outreach was heightened through a handful of off-campus experiences including two internships and studying abroad.

When she is not in the office, Alison spends her time instructing Zumba classes, hiking outdoors and reading.

Contact Alison: alison (at)