RATIONAL Aktiengesellschaft (OTCMKTS:RTLLF) is a Germany-based manufacturer of professional cooking appliances for commercial kitchens. Headquartered in Landsberg am Lech, the company specializes in the design, development and production of intelligent cooking systems that combine steam and convection heat. Its flagship products include the selfCookingCenter® combi ovens and the iVario® multifunctional appliance, which are engineered to automate cooking processes, improve efficiency and maintain food quality in large-scale operations.
Founded in 1973, RATIONAL has pioneered advancements in thermal food preparation technology, introducing programmable controls and precise climate management to streamline kitchen workflows. Over the years, the company has expanded its portfolio to include digital solutions—such as remote monitoring and HACCP-compliant reporting—alongside a range of accessories, cleaning and care products designed to optimize equipment performance and uptime.
RATIONAL markets its products worldwide through a network of wholly owned subsidiaries, sales organizations and an extensive dealer network, serving clients in more than 100 countries. The company caters to restaurants, hotels, hospitals, catering services and institutional kitchens, offering training programs and consulting services to help operators leverage equipment capabilities and reduce energy consumption.
Listed on the Frankfurt Stock Exchange and also traded over the counter in the U.S. under the symbol RTLLF, RATIONAL maintains a management board based in Germany that oversees global operations, product development and after-sales support. Its ongoing commitment to innovation and sustainability underscores its position as a leading provider of professional kitchen solutions.
