ABOUT GBA
Meet our founders
Our school values
Konstantina Peristeris
Ph.D. Candidate, M.Ed., OCT
Founder and Director
Currently completing her PhD at York University, Ms. Peristeris' focus continues to be the facilitation of learning programs that meet the individual goals of each child. Guided by a belief in differentiated and experiential education, she infuses decades of knowledge and expertise into Glen Briar Academy's educational practices and ethos.
Brenda
Kastner
PGDE, OCT
Founder and Director of Studies
Ms. Kastner’s teaching experience, both in Canada and abroad, provides Glen Briar Academy with a global perspective on education. Her approach prioritizes hands-on, inquiry-based learning, fostering engagement across all disciplines.. Her commitment to cultivating curiosity, reflection, and open-mindedness ensures that students grow into knowledgeable, principled, and engaged global citizens.
Our school's values
inquirers
respectful
As a school seeking authorization for the IB Primary Years Programme (PYP), Glen Briar Academy is committed to fostering learning environments that nurtures curiosity, critical thinking, and global-mindedness. These values guide our students in becoming lifelong learners who contribute responsibly within their communities.
At Glen Briar Academy, we strive to shape students who are and always will be:
principled
resilient
collaborative
actionable
GBA Land Acknowledgement
“We acknowledge that we are hosted on the lands of the Mississaugas of the Anishinaabe, the Haudenosaunee Confederacy, and the Wendat. We also recognize the enduring presence of all First Nations, Métis and the Inuit peoples.”