All Nations International School
Christian
Updated July 2026
Languages
All Nations International School is a Christian international school in Ganemulla, Sri Lanka, that provides a holistic, world-class education by integrating diverse cultural traditions. It serves students from pre-primary through secondary levels, focusing on academic rigor and the development of virtuous, compassionate leaders.
Teaching approach
All Nations International School is a Christian institution dedicated to 'educating tomorrow’s leaders today' by nurturing both academic excellence and strong character. Its mission is rooted in the principle of sharing God’s love and the command to 'love your neighbor as yourself,' fostering a community that emphasizes compassion, integrity, and service.
Programmes
The school offers a structured academic path starting with Pre-Primary (ages 2 ½ to 5), followed by Primary School (Grades 1–5), and Secondary School (Grade 6 upwards). Secondary students may follow either the National Curriculum or the Cambridge Curriculum, with the latter leading to A2 level qualifications. The curriculum is designed to be holistic and creative, meeting individual student needs while maintaining high academic standards.
Outcomes
Graduates are prepared for higher education and future careers with a foundation in academic excellence, social responsibility, and strong moral character. The school aims to produce virtuous, confident, and patriotic leaders who are equipped to make meaningful contributions to their communities.
Student support
Learning support
The school is committed to inclusivity and provides tailored support for students with learning or other disabilities. This approach is designed to ensure that every child has the necessary resources to succeed and reach their full potential.
Frequently asked questions(4)
- What curriculum does All Nations International School offer?
- All Nations International School offers Cambridge Primary, Cambridge Lower Secondary, IGCSE and Cambridge A-Level.
- What ages does All Nations International School teach?
- All Nations International School enrolls students aged 2 to 18.
- Is All Nations International School a day or boarding school?
- All Nations International School is a day school.
- Where is All Nations International School located?
- All Nations International School is an international school in Colombo, Sri Lanka.
Tuition & fees
No published fee schedule was found for this school.
Admissions
The admissions process requires interested families to download an application form and a document checklist from the school website. Applicants must submit these materials to the administration office, schedule an interview, and complete a placement test. Final admission is confirmed upon the completion of the required payments.
Calendar
The school operates Monday through Friday from 8:00 to 16:00, and on Saturdays from 8:00 to 12:00. The academic year includes various school-wide events, such as cultural celebrations for the Sinhala and Tamil New Year, art exhibitions, science fairs, and sports competitions like the Inter-School Swimming Championships.
Facilities
About the campus
Located in a serene, nature-filled setting in Ganemulla, the campus features a range of state-of-the-art facilities. These include a swimming pool, well-equipped science and computer laboratories, a comprehensive library, and a versatile auditorium used for both academic and extracurricular events.
Co-curriculars
Students participate in a variety of extracurricular activities designed to foster personal growth and talent development. Offerings include choir, Bible study clubs, sports teams, technology clubs, and literary societies. Students also have the opportunity to take on leadership roles through the school's prefect board.
- Mr. David Sergey RibakovPrincipal / Director
Mr. Ribakov serves as the Principal and Director of All Nations International School, where he leads the school's mission to provide a Christ-centered education that shapes virtuous, patriotic leaders. He emphasizes the importance of nurturing the mind, heart, and spirit of students, viewing his role as a commitment to fostering academic and personal growth rooted in faith.
- Ms. Tina WiratungaAcademic Coordinator
- Mrs. Poornima RasangiSecondary School - Cambridge Curriculum
- Mrs. Kushani JayasingheSecondary School - National Curriculum
- Mrs. Dianne StephenPrimary School
Mrs. Stephen is the head of the Primary School division at All Nations International School.
- Mrs. Samadhi GunasekaraPre-primary School
- Mrs. Hasani JayarathnaChief Financial Officer
Mrs. Jayarathna serves as the Chief Financial Officer for the school.
- Mr. Jay YoonFinancial Advisor
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Cambridge Primary