René-Pierre Müller, Adrian Niggli and Arno Schenk founded Quadrant in 1996 and have continued the company's further development since then. Within ten years these three entrepreneurs have built Quadrant into a globally successful plastics group. As shareholders themselves, they have a personal interest in the sustained, value-oriented development of Quadrant. Group management board Dr. René-Pierre Müller Shigeyoshi Murase Dr. Arno Schenk Masami Segawa