Dhimítris N. Karantzas, owner of the consultancy, is graduate of Aristotle University of Thessaloníki in Civil Engineering (MEng), Chartered Civil Engineer (CEng) and Chartered Energy Surveyor of buildings and heating-cooling systems. He has been being partner of contractors and consultants operating nationwide that get involved in Public Utility projects and Industrial Areas operation, as well. Moreover, he maintains close collaboration with several skilled Engineers in Flórina, Thessaloníki and Athens for the implementation of Civil and other that Engineering projects.