About 75 employees in the headquarter in Salzkotten and 15 employees in the subsidiaries the production of safety contact elements, controller and individual products was in the focus of the ASO Safety Solutions since its......About 75 employees in the headquarter in Salzkotten and 15 employees in the subsidiaries the production of safety contact elements, controller and individual products was in the focus of the ASO Safety Solutions since its foundation 1984. Today ASO develop, produces and sales Safety contact edges, -mats and –bumpers as well as control- and sensor elements. ASO Safety can be found on automatic doors and gates, on machines and transport systems worldwide. In addition to standard applications the ASO R&D department develops customized special solutions following up the company slogan “Safety First”.