John Kollias

Senior Manager, Technical

John Kollias holds the position of Senior Manager in Grivalia Management Company, since July 2019.

He is responsible for the technical management of a diverse real estate portfolio including commercial, REO and hospitality assets of a total value over 2.2bn, as well as for the project management of large-scale development and renovation projects.

John’s expertise spans the whole life-cycle of properties, from acquisition until construction and operation, including green building certifications as well as environmental and renewable energy projects.

During his career in Grivalia Properties REIC (2014-2019) and in Eurobank Property Services S.A. (2006-2014), he provided Project Management, Property & Facilities Management and Technical Advisory services.

Formerly, John worked as Project/Construction Manager in major Greek construction and development companies, such as GNOMON, METRIK, ELLINIKI MICHANOLOGIKI. He also held a position as Maintenance and Facilities Manager in EMMS S.A. for three years.

John holds an MEng in Mechanical Engineering from Aristotle University of Thessaloniki with specialisation in energy and environmental studies.