Faculty and Staff

Mrs. Jessica Griswold

Principal

Jessica Griswold has ministered to students in families in the Diocese of Oakland and Diocese of Sacramento for over 15 years. She has served as a teacher, vice principal and principal. She attended Holy Rosary School in Antioch for her elementary school years. She earned her Bachelor's Degree from Saint Mary's College, earned her BCLAD Teaching Credential from Cal State Teach, Monterey Bay, her Administrative Credential and Master's Degree in Educational Leadership from Saint Mary's College in Moraga. She is delighted to serve the families at St. Catherine of Siena School and all the schools in the Lumen Christi Academies.

Mrs. Doreen Shapiro

Office Manager

Ms. Nina Dal Bello

kindergarten teacher

Ms. Dal Bello is an alum of St. Catherine! She received her Bachelor of Science in Psychology in 2015 and completed my Multiple Subject Credential Program at St. Mary’s College in 2018. She was a substitute teacher for several years and taught K-8, but her favorite grade by far is Kindergarten! This is her fourth year teaching at St. Catherine’s, and she is looking forward to a fun year of learning and growing with our youngest students.

Mrs. Jannette Wilkinson

First GradeTeacher

My name is Jannette Wilkinson and I have lived in Martinez my whole life and attended St. Catherine's...first through eighth grade many years ago. I have 2 daughters, 3 granddaughters, and a grandson. I taught preschool for 15 years and have been working at St. Catherine's for 20 years. I began as an assistant in K-3 grades and went back to school and received my teaching credential in 2007. I taught 2 years of fifth grade, 4 years of fourth grade, and this is my sixth year of first grade and I am truly enjoying it.

Ms. Kristi Hoefler

Second Grade Teacher

I’m an east coast girl at heart but I moved here to California when I was 16. I graduated St Mary’s College with a BA in religious studies and received my teaching credential there too. I taught second grade at St. Joseph the Worker School in Berkeley for 6 years before coming to St. Catherine of Siena in 2006. I have been teaching second grade here ever since.

Miss. Chelsea Ouimet

Third Grade Teacher

Ms. Ouimet is looking forward to developing her strong Catholic foundation as the 3rd Grade teacher at St. Catherine of Siena. She has been with St. Catherine of Siena for two years. She attended St. Agnes School from K-8 and also graduated from Carondelet High School. Ms. Ouimet attended the University of the Pacific where she received her Bachelor’s Degree and Multiple Subject Teaching Credential in 2019. Ms. Ouimet taught 5th Grade last year within the LCA school network. Third Grade at St. Catherine’s will be a new and exciting year full of reading, writing and learning multiplication facts!

Ms. Brittany Rogers

JH Math Teacher/Vice-Principal

I am so excited and blessed to be teaching your child this year! With God as our center, I know we will accomplish so much learning with many smiles and successes.

I have been teaching for 9 years. I have taught grades 3 through 8. I enjoy spending time with my family and traveling. The Catholic faith has always been a big part of my life and I am excited to share my love for Jesus with the students. I hope I can learn from and follow their child like love for our Lord.I am excited to get to know each child on a more personal level. My goal is to meet them where they are right now and challenge them as the year progresses. I look forward to working with you to make the year successful for your child.

Mrs. Kimberley Murphy

Support Staff

Ms. Dana Santiago

Pre-School Director/Teacher

Ms. Dana has been a long time community member of St. Catherine’s, from a former student and school board member to currently as a parent and co-director of St. Catherine's CYO.

She earned her Bachelors in Exercise and Sport Science with a minor in Gerontology from the University of San Francisco then shortly after graduation completed a Child Development Certificate from City College of San Francisco. She has worked in sports facilities and classrooms with the youth ranging from 2 years old to high school aged for many years. She has also been a preschool teacher for nearly 5 years and loves the little hands and big hearts she is surrounded by on a daily basis!

Miss Kaitlyn Gillespie

Preschool Staff

Miss Kailey vanVelthuysen

Preschool Staff

Michael Reddell

4th/5th Grade teacher

This is my first year at St. Catherine of Siena. I have previously taught with the Diocese of Oakland for five years as a second and third-grade teacher. I graduated from St. Mary’s College of California, where I studied psychology with a focus in child development. Before working in the Diocese, I spent eight years teaching at international schools in China, where I adopted my two amazing cats, Soy Sauce and Wasabi. In my free time, I enjoy reading, painting, going to the beach, going on adventures, building Legos, watching Star Wars, watching anime, and hanging out with my cats.

Alexandria Javier

JH ELA/S.S