The largest academic retail chain in Israel, Dyonon was founded in 1972 by Tel Aviv University and its student union in order to offer students a range of educational products at reasonable prices

Dyonon currently runs seven stores in universities and college campuses in Israel serving over 60% of the academic market. They carry a wide range of books, stationery, music, computer equipment and many leisure items.

In 2000, Dyonon served over 1 million customers, 45% of whom were not students. Dyonon also serves libraries, hospitals and many businesses. Private customers can buy directly and easily from Dyonon's catalogue via their order center. Dyonon owns a publishing house that produces academic and professional material.