IBO (International Baccalaureate Organization)
MEF International School - Istanbul was opened to serve the needs of the ex-patriot community in Istanbul. MEF International School has a fully authorised PYP & Diploma Program. It is well equipped to serve international students in Istanbul, and is an embodiment of its Motto, "Building Bridges Between Countries and Cultures," and its Vision, "To be a world-class school with a vision to the future."

University of Cambridge
Cambridge International Examinations

CIS (Council of International Schools)
CIS accreditation is recognized by the National Association of Independent Schools (UAS) as a bona fide accrediting agency and by various other government and non-government agencies in a number of countries. Your Child is at an Accredited School
NEASC (New England Association of Schools and Colleges)
NEASC, recognized by the U.S. Department of Education, is a prestigious accreditation body.

ECIS (The Educational Collaborative for International Schools)
Formerly the European Council of International Schools, ECIS rebranded in January 2016 to be The Educational Collaborative for International Schools. This change was made to emphasize the organization's collaborative nature as well as to remove geographical limitations and represent the organizations truly global membership. ECIS provides services to support professional development, curriculum and instruction, leadership and good governance in international schools around the world. ECIS creates opportunities for education and dialogue, encourages alliances with other organizations, and acts as a catalyst for the advancement of international education. ECIS members and affiliate members serve and support member schools through an ongoing process of professional renewal characterized and facilitated by networking, research, sharing and collegiality.