Meyer-Hayoz Design Engineering AG is an industrial design, usability engineering, and interface design consultancy established in 1985 and headquartered in Winterthur, Switzerland. Founded by Wolfgang K. Meyer-Hayoz, the firm has accrued dozens of international design honors, including the Red Dot Award and German Innovation Award.
The agency bridges physical hardware and digital control interfaces, creating unified industrial designs and custom screen GUIs for complex machinery, medical systems, security installations, and automation gear. Notable clients include Gallus (Heidelberg Group), Securiton, VITA Zahnfabrik, and Hemotune.