Orell Füssli is a Swiss banknotes printing and bookselling company, established by Christoph Froschauer in 1519 as a book printer and publisher. It is currently operating in many print-related segments, such as security printing, bookselling and publishing, with security printing being a primary contemporary product of company. Company's shares are traded on SIX Swiss Exchange since 1897. It is the oldest continuously publicly traded company of Switzerland. Wikipedia