Marlys Grimm attended Sheldon High School and Central College, where she studied piano with Donald Gren. She has collaborated at Dordt, Northwestern, Grinnell and Central colleges in student and faculty recitals. Grimm has accompanied high school, college, community and professional singers, instrumentalists and choruses throughout Iowa and at National Association of Teachers of Singing competitions. She has played for numerous conference, district and regional choral festivals, including the 1993 Opus Boys Honor Choir and the 2015 Opus Ninth Grade Honor Choir. Grimm is currently the accompanist for the Grinnell Oratorio Society and the Central College Community Chorus.