I am thrilled to welcome you to the vibrant and dynamic community of Keystone School. As the Principal, I am privileged to lead an institution that upholds academic excellence, personal growth, and a commitment to preparing students for a future brimming with possibilities.

At Keystone, we are dedicated to creating a learning environment that transcends textbooks and classrooms. Our passionate educators collaborate to deliver an enriching educational experience, fostering a love for learning that goes beyond the classroom. We encourage curiosity and critical thinking, equipping our students to thrive in an ever-evolving world.

Our commitment to a holistic education is reflected in our diverse academic programs, extracurricular activities, and personal development opportunities. Whether through challenging coursework, creative arts, or community service, we strive to inspire well-rounded individuals who are not only academically capable but also socially responsible and compassionate.

Keystone is more than just a school; it is a community that values diversity, inclusivity and respect. Our students come from various backgrounds, bringing a rich array of perspectives that enhance our learning environment. We nurture a culture of kindness and understanding, supporting every individual to reach their full potential.

Thank you for being a part of the Keystone School family. I look forward to a successful and fulfilling academic year ahead.

Rachel Shiderman

Rachel Shiderman, Principal of Keystone School, brings a strong combination of in-class and administrative experience to her role, as a former teacher of outdoor and K-6 education, team lead for K-12 academic administration at The Bishop Strachan School, and Principal of The Dalton School. Rachel’s academic journey includes a Bachelor of Environmental Studies from the University of Waterloo and a Master of Teaching from the University of Toronto, where she specialized in elementary education. Under her leadership, Keystone School continues on its path to introducing the IB Diploma Program, demonstrating her commitment to curricular excellence and her ability to prepare students for global citizenship and success in a complex, interconnected world.