The School is a member of various associations that sponsor activities and provide educational services. These organizations are:

Tri-Regional Association of American Schools in Mexico, Central America, Caribbean and Colombia
Association of American Schools of Central America, AASCA
Inter-Regional Center, IRC
Southern Association of Independent Schools, SAIS
Association of Supervision and Curriculum Development, ASCD
Association for the Advancement of International Education, AAIE
New England Association of Schools and Colleges, NEASC 

CAG is accredited by the New England Association of Schools and Colleges. This association periodically evaluates the School and similar institutions in the region to which it extends accreditation 

New England Association of Schools and Colleges http://www.neasc.org	Southern Association of Colleges and Schools http://www.sacs.org	Association of American Schools of Central America http://www.aasca.net
Universidad del Valle de Guatemala http://www.uvg.edu.gt	Association for the Advancement of International Education http://www.aaie.org	Tri-Regional Association of American Schools http://www.tri-association.org
The Academy of International School Heads http://www.academyish.org/	Alumni http://www.aecag.org