Collegiate American School is accredited by the following organizations:
IB (International Baccalaureate)
The IBDP programme challenges students to excel in their studies, and encourage both personal and academic achievement during their eleventh and twelfth grades. The IB supports schools and teachers to provide a rigorous, high-quality education, offering professional development that improves pedagogy and leadership.
New England Association of Schools and Colleges Inc. USA
The New England Association of Schools and Colleges is a voluntary membership organization of public and independent schools and colleges. The mission of NEASC is to assess and promote the quality of education through the accreditation of its members.
CIS (Council of International Schools)
The Council of International Schools (CIS) is a global non-profit membership organization that provides services to schools, higher education institutions and individuals focused on international education. CIS is a membership community working collaboratively for the continuous improvement of international education.