Accreditation & Affiliation

Accreditation and Authorization

Continuously Accredited by Middles States Association of Colleges and Schools since 1979

Authorized IBO World School offering the International Baccalaureate Diploma Programme (IB DP)

Authorized Primary Years Programme (PYP)


ISOI is proud to be affiliated with:

Near East South Asia Council of Overseas Schools (NESA),

South Asia Inter-Schools Association (SAISA)

Member schools include:

American Community School Amman, Jordan; American International School Chennai, India; American International School Dhaka, Bangladesh; American School of Bombay, India; International School of Islamabad, Pakistan; Karachi American School, Pakistan; Lahore American School, Pakistan; Lincoln School, Kathmandu, Nepal; The American School Muscat, Sultanate of Oman; The Overseas School of Colombo, Sri Lanka;

International Baccalaureate Pakistan (IBPAK)

United States Department of State Office Overseas Schools