Bernasoss stationery Co. has been established by Mr. Basel Kestaniotuis since 1918. It is one of the oldest , famous stationery in Egypt and the Middle East . Bernasos sell office and geometrical equipment. "Bernasos" word is derived from "Bernas", one of the most famous and highest mountains in Greece, also known as the ancient Greek God of knowledge and science. Mr. Refaat had bought it from the brothers Lucas and Cyprus Kestaniotuis in 1960, Mr.Refaat promised that he will not change the name. It was one of the first companies that import office and geometrical equipment. Also established a special department for surveying instruments. Bernasos now owns 23 branches all over Egypt, also owns a factory for manufacturing converting paper and plastic materials for stationery. Bernasos is an agent and distributor for a lot of international companies specialized in office equipment. Also it is an agent and distributor for "Nikon" and "Spectra Precision“ companies in surveying instruments. Bernasos is certified as maintenance center for surveying instruments. Bernasos is one of the first stationery companies that gained certificates for ISO-9001, ISO-14001, ISO-18001, and an Award of Excellence in innovation.