GACC Faculty & Staff
| Josh Batenhorst | Send Email | Activities Director |
| Krista Batenhorst | Send Email | Sixth Grade Teacher |
| Denise Baumert | Send Email | Preschool Teacher |
| Katie Black | Send Email | Fourth Grade Math Teacher |
| Tami Bracht | Send Email | High School Office |
| Kelly Daberkow | Send Email | Technology Support |
| Kelly Dinslage | Send Email | Elementary Aide |
| Jodi Disher | Send Email | Librarian, Fourth and Sixth Grade Science |
| Lynda Doernemann | Send Email | High School English Teacher |
| Mike Doyle | Send Email | Maintenance Manager |
| Emily Franzluebbers | Send Email | Third Grade Teacher |
| Tina Gentrup | Send Email | Elementary STEAM and Technology Coordinator |
| Kate Hagemann | Send Email | Junior High Social Studies |
| Suzy Hasenkamp | Send Email | High School STEAM Instructor |
| Teresa Hasenkamp | Send Email | High School Secretary |
| Morgan Jacobsen | Send Email | Kindergarten Teacher |
| Matt Jansen | Send Email | Junior High and High School Math Instructor and High School Religion |
| Tarah Jansen | Send Email | High School Math Instructor |
| Chelsea Johnson | Send Email | Elementary Aide |
| Rochelle Kai | Send Email | Elementary Secretary |
| Jane Knobbe | Send Email | Second Grade Teacher |
| Kim Knobbe | Send Email | High School Special Education Teacher |
| Jen Kreikemeier | Send Email | Campus Ministry |
| Karen Kreikemeier | Send Email | Elementary Aide |
| Leslie Kreikemeier | Send Email | Guidance Counselor & Dual-Credit English Instructor |
| Allan Lammli | Send Email | High School Science Teacher |
| Sanjuana Lopez | Send Email | Elementary Spanish Teacher |
| Mary Lueshen | Send Email | Junior High English and Literature |
| Lindsey Marr | Send Email | Early Childhood Education Center |
| Carol McAuliffe | Send Email | Elementary and Lunch Room Aide; Afterschool Program |
| Alison Meiergerd | Send Email | Elementary Aide |
| Brooke Meister | Send Email | First Grade Teacher |
| Bryan Mendlik | Send Email | Art Teacher; Junior High and High School Physical Education |
| Sr. Elizabeth Ann Miller | Send Email | Junior High Theology Instructor |
| Tanya Oligmueller | Send Email | Music |
| Joyce Ortmeier | Send Email | Third Grade Teacher |
| Kristy Ortmeier | Send Email | Fifth Grade Teacher |
| Paula Peatrowsky | Send Email | Elementary Principal |
| Ashley Prinz | Send Email | First Grade Teacher |
| Mary Lou Ritter | Send Email | Finance and Human Resources |
| Matthew Schlaebitz | Send Email | High School Social Sciences Instructor & High School Religion Instructor |
| Brad Slaughter | Send Email | High School Science Instructor |
| Tricia Smith | Send Email | High School Aide |
| Mollie Stokely | Send Email | Pre-K Teacher |
| Jerry Stracke | Send Email | Elementary and High School Physical Education Teacher |
| Cindy Stratman | Send Email | Fourth Grade Teacher |
| Katie Strehle | Send Email | Cafeteria Manager |
| Fr. Vincent Sunguti | Send Email | High School Religion Instructor |
| Brooke Thoene | Send Email | High School Business, Junior High Technology & Dual-Credit Business Instructor |
| Karla Throener | Send Email | Elementary Aide |
| Michelle Ulrich | Send Email | Fifth Grade Teacher |
| Jenna Vonnahme | Send Email | Junior High Math Instructor |
| Justin Wardyn | Send Email | High School Principal |
| Fr. James Weeder | Send Email | School President |
| Erica Wimer | Send Email | Kindergarten Teacher |