Zenicor Medical Systems AB is a technology company, which engages in the development of arrhythmia investigations and stroke prevention. It focuses on cardiac arrhythmia diagnosis, atrial fibrillation, and professional healthcare through its One, Flex, View, and Direct solutions. The company was founded by Mats Håkan Palerius and Kjell Sonny Norström in 2003 and is headquartered in Stockholm, Sweden.