
The Middle States Association (MSA) is a prominent American non-profit association established in 1887. While its historical roots lie in the mid-Atlantic region of the United States, it has expanded to become a global leader in educational accreditation, overseeing more than 3,000 institutions in over 100 countries. It operates primarily through two commissions: the Commission on Elementary and Secondary Schools (MSA-CESS) and the Commission on Higher Education (MSCHE). The association aims to promote educational excellence through a rigorous peer-review process, ensuring that member schools meet internationally recognised standards of governance, curriculum, and student performance.
MSACS Member Schools (2)

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.

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.