In 1968, Daniel Sapiridis (Civil Engineer, NTUA), returned from Munich, Germany, where he had specialized in design of prestressed concrete elements, founded Proentasi construction company, thus following in the footsteps of his father George Sapiridis (Civil Engineer, NTUA).

The main focus of Proentasi is the design and construction of structural works. Company activities extend throughout the spectrum of private sector construction projects (Single houses and multi-storey apartment buildings, residential apartment complexes , industrial buildings, retails, offices complexes, car parks, temples, restoration of historic buildings etc), infrastructure works (foundations, geotechnical works etc), as well as intervention works of renovation and energy upgrading of existing structures. The aim of our company is to provide reliable technical and drawing support services for the construction industry, in accordance with state of the art technological requirements. Our corporate headquarters are in Thessaloniki, but the company is active throughout Greece.

From 2001 onwards, George Sapiridis Jnr, a civil engineer with AUTH postgraduate architectural studies in restoration and renovation of monuments, was put in charge of the company.

Proentasi is certificated according to ISO 9001:2008ΕΛΟT ΕΝ ISO 14001:2004,   OHSAS 18001:2007


The company personnel consists of licensed Architects and Engineers, with postgraduate training and experience in their respective fields.

Our many years of design and construction experience, our specialized knowledge and the emphasis given to the detail as well, ensure the project quality and the full satisfaction of our customers’ needs.

Proentasi – George Sapiridis & Associates, Skopou 4, 54636,  Thessaloniki, Greece, T: +30 2310 249 641, F: +30 2310 214 476, E: