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The International School of Brussels (ISB) is a prestigious, independent, non-profit, English-language international day school serving students from age 2 ½ to 19 (Early Childhood Center through Grade 12). Founded in 1951, ISB offers a comprehensive and challenging curriculum, including the International Baccalaureate (IB) Diploma Programme, Advanced Placement (AP) courses, and its own ISB Diploma tailored to individual student pathways. It caters to a diverse international community, with students and staff from over 70 countries, fostering an environment of inclusion, innovation, and respect. ISB is committed to developing independent learners and international citizens prepared for global challenges.
The campus serves as the sole educational and administrative hub for all school operations, from early childhood education through high school, including academic instruction, arts, athletics, and student support services.
A 40-acre (16-hectare) wooded campus featuring state-of-the-art learning spaces, a dedicated Early Childhood Centre, extensive sports facilities (including multiple gymnasiums, playing fields, tennis courts, and a 25m swimming pool), a professional-grade theatre, modern libraries, science labs, and visual arts studios.
ISB promotes a collaborative, innovative, and caring work culture for its international faculty and staff. There's a strong emphasis on professional development, student-centered learning, and fostering a supportive community environment for both employees and families.
As one of the oldest and largest international schools in Europe, the ISB campus is a vital educational institution for the international community in Brussels, serving families from diplomatic missions, multinational corporations, and local residents seeking an English-language international education.
While physically located in Brussels, ISB has a significant global presence through its diverse student body and staff representing over 70 nationalities. The school offers internationally recognized curricula like the IB Diploma, preparing students for universities worldwide. Its extensive alumni network is spread across the globe, and ISB actively participates in international school associations, athletic competitions (e.g., ISSTs), and arts festivals, connecting it with a global network of educational institutions.
Kattenberg 19
Watermael-Boitsfort
Brussels-Capital Region
Belgium
Address: N/A
All educational programs, administrative functions, and community activities are centralized at this single location to foster a cohesive school community and streamline operations.
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As of April 2025, International School of Brussels' leadership includes:
International School of Brussels has been backed by several prominent investors over the years, including:
Information on specific executive new hires or exits at the International School of Brussels is not always broadly publicized externally. Key leadership appointments are typically announced via the school's official website or community newsletters. As of mid-2024, there have been no major widely reported changes in the top-tier executive team in the past 12 months.
Discover the tools International School of Brussels uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.
The International School of Brussels primarily uses an email format based on the staff member's name. The most common structure is the first initial followed by the last name.
[first_initial][last_name]@isb.be
Format
jmacdonald@isb.be
Example
85%
Success rate
ISB Stories (Official Blog) • May 23, 2024
The ISB Grade 5 Exhibition marked a significant milestone for students, showcasing their inquiry-based learning and research skills. The event celebrated their journey of exploration on diverse topics, reflecting the school's commitment to student agency and critical thinking....more
ISB Stories (Official Blog) • April 19, 2024
ISB hosted its annual Arts Week, a vibrant celebration featuring student performances in music and drama, as well as exhibitions of visual arts. The week highlighted the importance of arts education in fostering creativity and expression within the ISB community....more
ISB Stories (Official Blog) • February 28, 2024
The International School of Brussels unveiled its new strategic plan, 'ISB Future Forward,' outlining the school's vision and priorities for the coming years. The plan focuses on enhancing personalized learning, fostering well-being, and strengthening community engagement....more
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