The American English Institute (AEI) has provided English language instruction since 1978 to international students and educators who want to enter American universities or who want to learn English for personal or professional reasons. It is the mission of the AEI to enhance individual growth and global understanding in the international community through English language and inter-cultural learning, teaching, and research opportunities.

AEI is fully accredited by the Commission on English Language Program Accreditation (CEA) and agrees to uphold the CEA Standards for English Language Programs and Institutions. AEI is also a member of the American Association of Intensive English Programs (AAIEP) and University and College Intensive English Programs (UCIEP).