Innovative Sensor Technology IST AG was founded in 1991 and is headquartered in the Toggenburg mountainous area of ​​Ebnat-Kappel in the St. Gallen region of Switzerland. With approximately 350 employees, we are leading sensor experts focused on meeting the specific needs of our customers. IST AG is part of the Endress+Hauser Group, headquartered in Reinach, northwestern Switzerland. The Endress+Hauser Group is one of the world leaders in measuring instruments, services and solutions for industrial process engineering.