ATHENIAN BREWERY S.A. / ΑΘΗΝΑΪΚΗ ΖΥΘΟΠΟΙΙΑ Α.Ε. | 47,719 followers on LinkedIn. Brewing a better future | Athenian Brewery is the largest beer producer and importer in Greece, with over 60 years of market presence. Originally founded in 1963 by a team of three Greek entrepreneurs, the company is now part of the HEINEKEN Group. Athenian Brewery owns 3 plants in Athens, Thessaloniki, and Patras, along with 2 private malteries in Thessaloniki and Patras.