About Thacher
Our Mission
Thacher Montessori School is a diverse, collaborative learning community. Through the Montessori Method, we embrace each child’s unique potential and cultivate a passion for discovery. We empower children to achieve academic excellence and become confident, compassionate, and proactive members of the world community.
Michelle Seyller
Head of School
Welcome to Thacher Montessori School
Thacher Montessori School is a community shaped by purpose, grounded in the Montessori philosophy, and strengthened by more than half a century of history. For decades, we have upheld a clear mission: to honor each child’s developmental journey while preparing them to think critically, act with compassion, and contribute meaningfully to the world around them.
Our classrooms reflect high-fidelity Montessori practice. Students are immersed in environments that foster independence, curiosity, and academic depth. They learn through hands-on exploration, careful observation, and increasingly complex work that challenges them to grow as thinkers and collaborators. This approach not only cultivates strong academic foundations—it develops adaptable, confident learners who understand themselves and their responsibilities within a broader community.
Thacher’s strength lies in the partnership among educators, students, and families. Our highly trained teachers guide with intention, helping each child meet their potential while modeling respect, empathy, and intellectual engagement. Families join us as true partners, contributing to a school culture centered on belonging, integrity, and shared purpose. Together, we create a community where children feel seen, supported, and inspired to do their best work.
While we honor our longstanding traditions, we are equally committed to evolving with the needs of today’s learners. Through thoughtful planning and continuous reflection, we strengthen our academic programs, expand opportunities for students, and ensure that Thacher remains a place where innovation and Montessori principles work in harmony.
As Head of School, I am proud to steward this balance of tradition and progress. Thacher’s mission, values, and community remind me daily of the profound impact a Montessori education can have on a child’s life.
I invite you to explore our website, visit our campus, and experience the promise and possibility of Thacher Montessori School.
Warmly,

Michelle Seyller
Head of School
Thacher Montessori School
Our Campus |
Our Team |
Our History |
Core Values
Our core values are grounded in a strong foundation of authentic Montessori philosophy and pedagogy, which guides our curriculum, community, and school culture.





