Maria Dietrich, Interim Executive & Artistic Director

Maria Dietrich is an experienced arts administrator. She recently retired from the Thrasher Opera House in Green Lake, where she served since 2008, first as Development Director and then as Executive Director. She was Administrative Director of the Green Lake Festival of Music from 1991-2006. Maria is organist/pianist at the First Congregational Church of Ripon, and she operates an independent music studio in her Ripon home. She recently retired from Ripon College, where she was an adjunct instructor of music for over 20 years, teaching piano and serving as accompanist for the choirs and for musical theatre productions. She holds a bachelor’s degree in music from Lawrence University.


Deb MacKenzie, Administrator

Deb MacKenzie brings vast experience to the Green Lake Festival as a musician, teacher, and administrator. In addition to her work at the Festival, she holds an appointment within Ripon College’s Department of Music. She works frequently as a collaborative pianist, working with vocalists, instrumentalists, choirs, and high school and college theatrical productions. She holds a Bachelor of Music Degree (Music Therapy) from the University of Iowa and a Master of Music Degree (Piano Performance and Pedagogy) from the University of Wisconsin-Madison.