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Accreditations & Memberships

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Accreditations and Authorisations

  • The New England Association of Schools and Colleges (NEASC): All ACS schools in the UK

  • The Western Association of Schools and Colleges (WASC): ACS Doha

  • Council of International Schools (CIS): International Certification Status: ACS Hillingdon

  • The International Baccalaureate (IB), to offer:

    • The International Baccalaureate Diploma Programme (IBDP): All schools

    • The International Baccalaureate Career-related Programme (IBCP): ACS Egham and ACS Hillingdon

    • The International Baccalaureate Middle Years Programme (IBMYP): ACS Doha and ACS Egham 

    • The International Baccalaureate Primary Years Programme (IBPYP): ACS Egham

Hillingdon mansion house


  • US College Board:

    • Advanced Placement (AP) courses: ACS Cobham and ACS Hillingdon

    • Advanced Placement International Diploma (APID): ACS Cobham

    • Advanced Placement Capstone Diploma (APCD): ACS Cobham

  • European Council of International Schools (ECIS)

  • Council of International Schools (CIS)

  • Independent Schools Association (ISA)

  • Boarding Schools' Association (BSA)


ISI Inspection Reports

The Independent Schools Inspectorate (ISI) on behalf of Ofsted, inspect our UK-based schools regularly. Please click on the links below to view PDFs of the most recent reports: