The primary campus, GMIS Jakarta, has more than 2,000 enrolled students from over 50 countries, largely Indonesian, Indian, Korean, and Chinese.

[3] GMIS teaches IB and IGCSE curriculums as well as that of the Board of Secondary Education Indian Schools, Indonesia.

[8] GSL is a non-profit organization that was founded in 1947 by Sindhis in Jakarta aiming not only to provide education through schools but also to spread Indian culture in Indonesia.

GMIS Jakarta was named an IB World School and was authorized to teach and test the IBDP in 1996, the MYP in 2004, the PYP in 2005, and the IBCP in 2016.

Facilities are air-conditioned and include classrooms on every floor, an indoor assembly area, a canteen, a seated auditorium, a library, music rooms, science labs, computer labs, a seminar room, a gymnasium, a sports field, a swimming pool, a playground, and a clinic.

These relatively new facilities are located on the ground floor, lending to increased accessibility and visibility as compared to the existing auditorium and gymnasium.

Among the many, the school offers clubs for literature, information technology, yoga, home economics, Indonesian traditional music, western and Balinese dance, recycling, and Batik design.