St. John's-Kilmarnock School (SJK) is the leading independent school in Waterloo region. The School is located on a beautiful 36-acre natural campus offering enriched educational programming for students from Junior Kindergarten to Grade 12 through its International Baccalaureate (IB) curriculum. SJK is proud to be the only accredited IB World Continuum School in Southwestern Ontario. At SJK, students discover their passions and unique gifts through meaningful, student-centered learning opportunities. SJK students build confidence through risk-taking, overcoming challenges, and stepping outside their comfort zones. Their specialist teachers provide personalized support, community building, and genuine care. Project-based learning, design-thinking, and collaboration equip SJK students with skills that will make them successful globally-minded citizens. SJK students graduate as confident, well-rounded individuals fully prepared for post-secondary education and life beyond SJK. SJK graduates earn 100% university admission rates and many go on to elite post-secondary programs in a range of disciplines including STEM, business, and the arts. The journey begins here. Experience the difference, discover the possibilities and go beyond at SJK School.
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The SJK School annual revenue was $9.9 million in 2026.
Andrew Duszczyszyn is the Executive Director, Advancement of SJK School.
151 people are employed at SJK School.
SJK School is based in Breslau, Ontario.
The NAICS codes for SJK School are [61111, 611, 61, 611110, 6111].
The SIC codes for SJK School are [82, 821].