Port of Piraeus permanent navy base for the mighty Athenian fleet. However, in the late 4th century BC began a long period of decline for Piraeus; the harbours were only occasionally used for the Byzantine fleet and the city was mostly deserted throughout the Ottoman occupation of Greece. In 2002 PPA and the Greek government signed a concession agreement. The Greek government leased the port zone lands, buildings and facilities of Piraeus Port to PPA for 40 years. In 2008 the duration of the concession agreement was modified from 40 to 50 years. With this modification the lease is ending in 2052. Since
University of Piraeus one representative from the administrative staff, and one representative from the special administrative technical staff. There are also representatives of the associate professors, the assistant professors and the lecturers. Meetings of the senate are overseen by the general secretary of the university, although the secretary does not participate in voting. University of Piraeus The University of Piraeus (UniPi; , ΠαΠει) is a Greek public university located in Piraeus, Greece with a total of nine academic departments focused mainly on Statistics, Economics, Finance, Business Management and Information Technology. University of Piraeus is the second business school established in Greece, while the