Federtechnik Kaltbrunn AG is part of the Federtechnik Group with production facility in Kaltbrunn, Switzerland. It has more than 80 years of experience in developing and producing technical springs made of wire and strip steel, combined with the latest laser technology for fine machining – welding and cutting. The Federtechnik Group provides technical support during all development stages all the way to mature series production. One-stop shop for spring technology.