ORION Microsystems was founded in 1987. The firm has been engaged in consulting and developing Windows software, scientific applications and firmware (BIOS) for mobile computers used in civilian and aeronautical applications (EFBs)

ORION Microsystems is known for its Antenna Simulation software for Windows NEC4WIN sold on Internet since 1995.

ORION Microsystems started developing iPad and iPhone apps in January 2010 and the first free app, iQuakeLite was in the iPad Store grand opening on March 2010. The development focus will shift from Windows to Apple IOS and mobile market.