The Seneca Service Unit serves all levels of Girl Scouts who are homeschooled or attending the following Lake Zurich Area schools: Charles Quentin, Isaac Fox, Sarah Adams, Middle School South and Lake Zurich High School. The Service Unit plans many events throughout the year such as a Fall Kick-off event, Fall Product Sale, Cookie Sales, a Winter overnight, Thinking Day, a Spring event, Bridging, Encampment and Day Camp.