Teaching Staff

Annette Rybicki

Mrs. Rybicki graduated from Northern Michigan University where she earned a degree in Elementary Education with a major in Mathematics. She coaches Assumption’s Math Counts Team, leads the ABVM Math Pentathlon Club, and facilitates the ABVM Volunteer Corps.

Brenda Sack

Mrs. Sack earned a Bachelor’s Degree in Business from Ferris State University, a Bachelor’s Degree in Science from Grand Valley State University and a Master’s Degree in Education from Aquinas College. Her Science Olympiad teams have placed in the top ten and have taken numerous medals.

Carrie Westman

Mrs. Westman earned her Bachelor’s Degree in Social Work at Saint Mary’s College of Notre Dame and her Master’s Degree in Education from Aquinas College.  She has been teaching at Assumption since 2001.

Elizabeth Ritz

Mrs. Ritz graduated from Grand Valley State University with a Bachelor’s Degree in Social Studies and Elementary Education. She enjoys helping the students at ABVM grow both in their faith and educational careers.

Julie Mattioli

Mrs. Mattioli graduated from Grand Valley State University and has continued professional development through Aquinas College and Spring Arbor University. She has Bachelor’s Degrees in Science, Math, and Elementary Education. She has been the fourth grade teacher since 2003.

Kate Willams

Mrs. Williams earned her Bachelor’s Degree in Education from Grand Valley State University. She started her career at Assumption as a Middle School Paraprofessional and became a First Grade Teacher in 2015.

Kathy Snowden

Mrs. Snowden is a graduate of Western Michigan University where she earned a Bachelor’s Degree in Elementary Education, with a group minor in Creative Arts, Mathematics, and Science. She has been happily leading the Preschool and now the Kindergarten Program since 2012.

Katie Leeder

Mrs. Leeder graduated from Western Michigan University with a Bachelor’s of Science Degree with focus on Elementary Education and English. She is currently working on her Master’s Degree from Grand Valley State University, taught fifth grade at ABVM for 12 years, and has been teaching eighth grade homeroom, reading, writing, and grammar since 2017.

Kerri Underwood

Mrs. Underwood earned her Bachelor of Science Degree in Education with a major in Language Arts and a minor in Geography and her Master of Arts Degree in Reading and Literacy from Central Michigan University. She taught for over fourteen years before joining the Assumption team in 2017.

Lily Sartori

Miss Sartori earned her Bachelor’s Degree from Michigan State University in Elementary Education with a focus in Language Arts and a minor in Teaching English to Second Language Students. She taught third grade at Our Lady of the Sorrows in Farmington, MI before joining Assumption as the second grade teacher in 2021.

Viki St. Martin

Mrs. St. Martin has her Child Development Associate certification as well as additional certifications in trauma, bullying, center operations, and discipline. She is working on her Bachelor’s in Early Childhood Development from Central Michigan University and has been the Child Care Teacher at Assumption since 2021.