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01. History

Starting in 1984, a path of quests, successes and realignments of its partners, brought about the creation of TETRAGON in 1999. Since then, the company widens the spectrum of its activities with successful collaborations and projects in Greece and abroad.

TETRAGON is a member of the OCTANORM worldwide network (OSPI Partner), the European Network of Science Centers and Museums ECSITE, participated in HELEXPRO Exhibition Constructions S.A., subsidiary of HELEXPO, and is certified with ISO 9001:2008.

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02. Team
Architects Eleni Vretzaki, Giotis Ioannidis and Ilias Papadopoulos, framed by able collaborators, architects, mouseologists, historians, designers, decorators, graphic designers and technicians, form the creative departments of TETRAGON.
Eleni Vretzaki
  • Architect
  • Museum Design Director
Giotis Ioannidis
  • Architect
  • General Director
Ilias Papadopoulos
  • Architect
  • Design-Construction Director
Ioanna Papadopoulou
  • Architect
  • Design Department
Alexios Pissaridis
  • Architect
  • Implementation Department
Stratos Bacalis
  • Designer
  • Project Management
Eleni Konstantinou
  • Architect
  • Design Department
George Pehlivanides
  • Interaction Designer
  • Digital Products Development
Kleopatra Alagialoglou
  • Architect - Museologist
  • Design Department
Iraklis Kalogeropoulos
  • Architect - Museologist
  • Design Department
Maria Mavrokostidou
  • Archaeologist - Museologist
  • Museum Project Management
Vassilis Mavropoulos
  • Graphic Designer
  • Visual Communication
Eleni Tzimouraka
  • Management Secretariat
  • Project Management
Sylvia Giannakopoulou
  • Accountant
  • Finances Department
Theodoros Haralambidis
  • Decorator
  • Construction Department

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03.Offices
Since 1986 TETRAGON is based in Thessaloniki, while in 2007 it built its own production and storage facilities in Sindos.