Faculty

St. Ambrose is committed to providing a certified and dedicated staff to nurture and challenge each and every St. Ambrose student. All of our teachers carry a degree related to their educational specialty, this includes degrees in art and music as well as specialized Master’s degrees.

St. Ambrose faculty and staff play an important role in the growth, development and faith formation of your child. Get to know the faces your children see every day.

Father Jack Siefert, Pastor

Michele Grellner, Principal

The 2021-2022 school year will be Mrs. Grellner’s 27th year in Catholic Education for the Archdiocese of St. Louis.  Mrs. Grellner has been a Learning Consultant for 12 years at St. Ambrose School.  She has a BS in elementary and special education and a MA in elementary education with her reading specialist certification.  She is married to Corey and has two sons, Zachary (19), Colin (16), and a black lab mix named Angel.  In addition to spending time with her boys,  Mrs. Grellner loves to go for long walks and hikes.

Katie Bixon
Rebecca Ceriotti

Beth Cunningham

Catherine DiBello

Emily Elmore

Allison Entrikin
Michelle Grellner
Anne Henry
Debbie Hildebrand

Lisa Horner
Gabby Lavezzi

Christine Malone
Jennifer O'Toole

Tina Offner
Bruce Paulus

Catherine Pettus
Maria Polizzi

Jen Ronzio
Jennifer Ruggeri

Mary Saunchegraw
Kathleen Seaton

Diana Smith
Beth Wagner

Genna Yoon

Contact Us

    Visit Us

    St. Ambrose Catholic Elementary School
    5110 Wilson Avenue
    Saint Louis, MO 63110

    Call Us

    314-772-1437
    Email

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