1992 - the company is founded developing dense array electroencephalography (dEEG) technology. 2003 - Electrical Geodesics, Inc. (EGI) and the University of Oregon, created 'Cerebral Data Systems', EGI’s neuroinformatics division. 2005-2010 - creates 'GeoMedica', EGI's clinical division. EGI is a multi-national company with the Head Office in Eugene, Oregon, USA.