written like an advertisement . please help improve it by removing promotional content and inappropriate external links and by adding encyclopedic content written from a neutral point of view . september 2015 learn how and when to remove this template message rational ag type aktiengesellschaft traded as fwb raa industry manufacturing founded 1973 1973 headquarters landsberg am lech germany key people dr. peter stadelmann ceo peter wiedemann cto dr. axel kaufmann cfo markus paschmann cso siegfried meister founder products catering combi steamers and multi purpose ovens revenue 564 2 million 2015 1 profit 121 8 million 2015 1 total assets 482 7 million end 2015 1 total equity 356 1 million end 2015 1 number of employees 1 505 end 2015 1 website www.rational online.com rational ag is a german manufacturer of combi steamers and ovens cooking appliances suitable for large and commercial kitchens . the company is based in landsberg am lech germany and was founded by siegfried meister in 1973 . the company owns the subsidiary frima which is based in wittenheim france . since its establishment rational has grown from 18 to 1 500 employees worldwide and around half of the employees work at the headquarters . the company distributes its combi steamer in more than 100 countries . rational s share in the global market is 54 percent . 1 2 contents 1 history 1.1 timeline 2 references 3 external links history edit the company was founded in 1973 by the founder and current chairman of the supervisory board siegfried meister with 18 employees . the company initially produced hot air units . these quickly superseded conventional ovens that were used in the commercial sector before then . three years later the developers added steam to hot air developing the rational combi steamer . 19 years later rational created a product specific ideal climate in the cooking cabinet with climaplus control technology . 3 in 2000 rational gmbh was converted to a stock corporation . the change to the form of business organisation created the necessary course for the company to align itself internationally . rational reached another milestone in the company s history in 2004 with the launch of the selfcookingcenter . for the first time this cooking appliance was able to independently recognise the climate cooking time temperature and air velocity in the cooking cabinet and adjust these parameters individually to product specific requirements . this technology was developed further and the selfcookingcenter whitefficiency was launched in 2011 . it was even more resource efficient than its predecessor model while the technical details were also more sophisticated . in 2014 rational developed the whitefficiency range even further with the launch of the selfcookingcenter 5 senses . the product is both a combi steamer and an intelligent cooking system which independently recognises the load quantity and size of the food continuously monitors the cooking process and automatically adapts to the relevant food . rational also offers its customers a classic combi steamer the combimaster plus with which the chef can set the temperature moisture cooking duration and air flow manually . timeline edit year description 4 2014 invention of the selfcookingcenter 5 senses intelligent cooking system with five senses 2013 new training centre and expansion of office space in landsberg am lech 2011 invention of the selfcookingcenter whitefficiency with hidensitycontrol 2008 opening of the third and largest plant in landsberg 2008 carecontrol care intelligence for maximum operating safety 2006 establishment of academy rational intensive training by kitchen pros for kitchen pros in the daily use of the selfcookingcenter 2006 worldwide launch of clubrational rational customers worldwide benefit from the latest findings of cooking research 2005 invention of the first variocookingcenter in the world by the subsidiary frima . boiling roasting deep frying in a single appliance three times as fast 40 % less energy . 2004 invention of the first selfcooking center in the world select food browning level from light to dark cooking level from rare to well done done . 2002 combilink guarantees fully automatic haccp documentation and therefore hygiene safety . 1997 invention of the rational climaplus combi the first combi steamer with product specific climate control to the percent in the cooking cabinet for perfect cooking results 1976 invention of the rational combi steamer references edit a b c d e f annual report 2015 pdf . retrieved 27 july 2016 . tophotel brillat savarin plakette 60 . plakettentr ger ist siegfried meister von rational . retrieved 3 august 2015 . allgemeine hotel und gastronomiezeitung rational wird 40 jahre alt . retrieved 3 august 2015 . strategic corporate alignment as a success factor . retrieved 3 august 2015 . external links edit official website retrieved from https en.wikipedia.org w index.php title rational ag & oldid 732515678 categories engineering companies of germanycooking appliance brandscompanies based in bavariabritish royal warrant holdershidden categories articles with a promotional tone from september 2015all articles with a promotional tone navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages deutsch edit links this page was last modified on 1 august 2016 at 13 48 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view