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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 crafting, gardening, and being outdoors.

Contact Stephanie: stephanie (at)

Alison Thiel      

Alison Thiel, 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 Science 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. Last summer, she had the opportunity to work at Pilgrim Center Campground as the naturalist on site and thoroughly enjoyed her time working in such a fun and inspiring atmosphere.

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

Contact Alison: alison (at)


Krista Kamke, AIS Coordinator for Green Lake and Marquette Counties

Krista Kamke is the Regional Aquatic Invasive Species Coordinator for Golden Sands RC&D, working in Marquette and Green Lake Counties. A recent alumnus of the University of Wisconsin – Stevens Point, Krista earned her Bachelors of Science degree in Water Resources, with minors in Biology and Geography. While attending UW-Stevens Point, Krista was an active student leader and residence hall director in the residence halls. Krista previously worked with Golden Sands in the summer of 2014, the Brown County Planning and Zoning Department as a Geographic Information Systems (GIS) intern in the summer of 2013, and studied natural sciences abroad in Germany, Poland, and Iceland in the summer of 2012.

Her interests include kayaking, snorkeling, hiking, and photographing these adventures.

Contact Krista: krista (at)