In 1990 Mrs. Canady established the English Elementary School for the education of children of the Mission College faculty and staff.
In 1999, the Muaklek church, under the leadership of Pastor Wendel Wilcox, established the Mission Kindergarten School for the children of workers of Mission College. On May 17, 2000, the Mission Kindergarten School was registered with the Saraburi Education Department as an international school to serve the community at large.
In May 2000, the two schools merged. In 2002, the Saraburi Education department issued a license. In 2011 the school was accredited by ONESQA, and the Western Association of Schools and Colleges (WASC). It is also accredited by the Saraburi Department of Education, Area 2.
In 2010 AIMS received the Award for Excellence for private schools from Saraburi Department of Education, Area 2. This award was given to the school that provided an exemplary environment for the education of children.
