It was established as the Malaysian Institute of Microelectronic Systems (MIMOS) on 1 January 1985 and attached to the Prime Minister's Office. By 1990, MIMOS was attached to the Ministry of Science, Technology, and the Environment (MOSTE). In January 1995, MIMOS was appointed as the Secretariat to the National IT Council (NITC) where it promotes Information and Communications Technology (ICT). On November 1, 1996, MIMOS was renamed MIMOS Berhad.
The corporate motto is, "Innovation for life!"