
ECIS is a non-profit global membership organisation founded in 1965, originally as the European Council of International Schools. Now operating worldwide, it focuses on the professional growth of educators and the advancement of international education. The association provides professional learning, qualifications, and conferences designed to foster leadership, inclusion, and pedagogical excellence. ECIS connects member schools and partners to share best practices and innovative strategies, aiming to "transform lives through international education" by supporting the specific needs of the international school community.
ECIS Member Schools (10)

ACS Cobham International School is a co-educational day and boarding school for pupils aged 2 to 18, situated on a 128-acre campus in the Surrey countryside. The school offers a global curriculum, including the International Baccalaureate (IB) Diploma and the American Advanced Placement (AP) programme. Facilities include a state-of-the-art sports centre with a 25-metre competition pool, an Olympic-sized track, and a 510-seat performing arts theatre. Founded in 1967, the school emphasises developing well-rounded global citizens through a diverse range of academic, sporting, and extracurricular opportunities.

Dwight School London is a co-educational international day school for pupils aged 2 to 18, located in the North Finchley and Friern Barnet areas of London. With historical roots dating back to 1885, it was the first school in the UK to offer the full International Baccalaureate curriculum across all age groups. As a member of a global network of schools, it emphasises a personalised approach to learning and a commitment to international-mindedness. The school provides a multicultural environment for its diverse student body, focusing on individual development through a broad academic and extracurricular programme.

Fulham School is a co-educational independent day school in London, founded in 1996. Operating across several sites in Fulham, the school provides a broad education for pupils from nursery age through to eighteen. The preparatory school is housed in a Victorian building on Greyhound Road, notable as a former filming location for the television programme Grange Hill. As a member of the Inspired Education Group, the school follows a holistic ethos centred on academics, sport, and the performing arts. Facilities include specialist science laboratories, creative art studios, and various all-weather sports pitches.

Halcyon London International School is a co-educational, not-for-profit day school for pupils aged 11 to 18, situated in Marylebone. Founded in 2013, it is an International Baccalaureate (IB) World School offering the Middle Years and Diploma Programmes. The school’s ethos focuses on innovation, student agency, and a research-led approach to wellbeing and restorative practice. Recognised as a Google Reference School and Apple Regional Training Centre, it integrates advanced technology into its teaching. The school occupies a central site near Marble Arch, utilising local facilities including the Seymour Leisure Centre and Hyde Park for sport and recreation.

ICS London is a co-educational independent day school for pupils aged 3 to 18, situated across two campuses in central London. Founded in 1979, the school is an International Baccalaureate (IB) World School, delivering the Primary Years, Middle Years, and Diploma Programmes. The primary department is housed in a renovated Victorian building in Marylebone, while the secondary campus is located on Star Street. Emphasising a global perspective and personalised learning, the school supports a diverse community, utilising its central location to integrate local cultural and sporting facilities into its curriculum.

Lycée International de Londres Winston Churchill is a co-educational independent day school in Wembley, North London, for pupils aged 3 to 18. Established in 2015, it is housed in the Grade II listed Brent Town Hall, a refurbished Art Deco landmark on a five-acre campus. The school provides two bilingual pathways: the French national curriculum leading to the Baccalauréat and an English-language track culminating in the International Baccalaureate (IB) Diploma. Facilities include modern science laboratories, an indoor gymnasium, and outdoor sports courts, fostering an environment of academic rigour and international-mindedness.

Marymount International School is an independent day and boarding school for girls aged 11 to 18, situated on a seven-acre campus in Kingston upon Thames. Founded in 1955 by the Religious of the Sacred Heart of Mary, the school maintains a Catholic ethos while welcoming students of all faiths. It was the first school in the United Kingdom to adopt the International Baccalaureate curriculum, offering both the Middle Years and Diploma Programmes. Facilities include a modern STEAM "Fab Lab" and purpose-built sports and arts spaces, supporting a holistic approach to education.

Southbank International School (Westminster) is a co-educational day school for pupils aged 11-18, spread across three central London sites. Established in 1979, it was the first school in the United Kingdom authorised to deliver all three International Baccalaureate programmes. The Westminster campus, which includes a Grade II listed building on Portland Place, focuses on the Middle Years and Diploma Programmes. Embodying a "school without walls" ethos, it utilises London's cultural landmarks as extended classrooms. Facilities include specialised science labs, a digital design lab, and a dedicated sports centre in Kilburn.

Southbank International School (Kensington) is a co-educational day school for pupils aged 2 to 11, located in the Notting Hill area of London. Housed in two adjoining Victorian villas, the campus follows the International Baccalaureate Primary Years Programme, emphasising inquiry-based learning and global citizenship. With a diverse community representing nearly 40 nationalities, the school offers facilities including a STEAM room, a bespoke art studio, and a garden with play equipment. Pupils typically transition to the school’s Westminster campus at age 11 to continue their IB education within a multicultural environment.

TASIS The American School in England is a co-educational day and boarding school for students aged 3 to 18, located on a 46-acre campus in the village of Thorpe, Surrey. Established in 1976, the school is housed in a mix of modern facilities and historic buildings, including a Grade II listed Georgian manor house. It offers an American curriculum alongside the International Baccalaureate Diploma and Advanced Placement courses. The campus features a dedicated arts centre, multiple sports fields, and specialised science labs, catering to a diverse, international student body.