The company Carl Sigerist AG was founded 1867 by Carl Sigerist. Today, still located in Schaffhausen Switzerland, we develop and produce a wide variety of technical products. Carl Sigerist AG is a independent company with......The company Carl Sigerist AG was founded 1867 by Carl Sigerist. Today, still located in Schaffhausen Switzerland, we develop and produce a wide variety of technical products. Carl Sigerist AG is a independent company with around 30 employees. Stefan Sigerist runs the business in the fourth generation.