Day School
Day School
9:30 AM – 2:30 PMA full structured day of personalised learning, therapy and play designed around each child's individual education plan.
Learn more →Every Child Matters
The Science of Learning,The Art of Independence
Sri Lanka's international school dedicated to learners with special needs — where evidence-based education meets genuine compassion.
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Why Choose Us
Where precision meets compassion
Every learner is met with scientific rigour and warmth — a combination that sets The Tree House International apart.
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Expert Leadership
Internationally certified professionals regulated by bodies including the British Psychological Society and BACB.
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Personalised Curriculum
Individual plans built on UK Functional Skills qualifications and comprehensive assessment.
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Evidence-Based
Applied Behaviour Analysis, sensory integration and validated methods with weekly supervision.
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Holistic Development
One-to-one and small group learning that nurtures independence across every domain.
82%
International student enrollment
35
Behaviour therapists & special needs educators
100%
Transition to mainstream or vocational study
School Programmes
Two pathways, one mission
Afternoon School
Afternoon School
3:00 PM – 5:00 PMFocused after-hours sessions combining academic support with skill-building and one-to-one therapeutic work.
Learn more →Services
A full spectrum of support
Therapies and interventions delivered by an interdisciplinary team, all under one roof.
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Sensory Integration
Occupational therapy paired with traditional Ayurvedic massage.
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Speech Therapy
Psycholinguistic, behavioural and social communication models.
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Behaviour Therapy
Internationally certified behaviour analysts and educators.
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Hydrotherapy
Swimming lessons and water-based therapeutic sessions.
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Complementary Therapies
Mindfulness and the Safe and Sound Protocol.
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Evidence-Based Plans
CBT, OT, ABA, physiotherapy and individual education plans.
Our Team
Internationally certified, locally devoted
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Dr. Anton James
Founder & Director
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Ms. Chrystal Honsaker
Co-Director
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Lead Behaviour Analyst
BCBA, Clinical Team
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Head of Therapy
Occupational Therapist
Social Values
Social Values
Leading autism research in the region
Through university collaborations and ongoing innovation, we advance the science of special education while holding ourselves to the highest ethical standards.
- ✓Regulated by international professional bodies
- ✓Weekly professional supervision
- ✓Applied autism research & university partnerships
- ✓Inclusion and dignity for every child
Contact Us
Let's start the conversation
Book a visit or ask us anything about admissions, programmes and therapy. We'd love to hear from you.
- 📞+94 74 102 2110
- ✉️info@tthi.lk
- 📍17/14 Captain Sumudu Rajapaksa Mawatha, Dehiwala