Founded in 1996 by four Russian engineers Mitsar Co., Ltd. has developed a number of medical devices for functional diagnostics and scientific research. At present time Mitsar is one of the leading companies manufacturing medical equipment for functional diagnostics and neurophysiology. Located at own production facilities in Saint Petersburg Mitsar has developed powerful hardware and software clinical application and research use. Professional team of electronics engineers and programmers in cooperation with medical researchers from Laboratory of Neurobiology Action Programming of Institute of Human Brain RAS allows Mitsar to take leading positions on the Russian market of digital EEG systems. Since 2004 Mitsar Company is involved in international trade and successfully exports Mitsar-EEG system to different countries in America, Europe, Middle East and Asia. Due to the good quality and excellent abilities of software Mitsar-EEG system has merited authority among its customers. Mitsar. Co. Ltd. quality management system is certified to be in compliance with the European standard for medical devices ISO 13485. Mitsar products have been classified as Class IIb devices and are in conformity with requirements of Annex I of the European council directive 93/42/EEC and are CE marked. Mitsar-EEG device has been issued the 510K (K143233) from the US FDA to be marketed and distributed on the territory of US.