Mr Theodore Fessas is the founder and major shareholder of Quest Holdings, which was founded in 1981 (as Info-Quest), is listed on the Athens Stock Exchange (1998) and operates through its affiliates in the IT sector (Info-Quest Technologies, iSquare, iStorm, UniSystems, FoQus) in e-commerce (www.you.gr), in courier services (ACS Courier Services), in renewable energy sources (Quest Energy) and in air conditioning products and services (Clima Quest). He served as President of SEV - Hellenic Federation of Enterprises (2014-2020). He is the Honorary President of the Federation of Hellenic Information Technology and Communications Enterprises (SEPE) and member of the Board of the Foundation for Economic and Industrial Research (IOBE). He studied Electrical Engineering at the National Technical University of Athens and holds a Master in Thermodynamics from the University of Birmingham, UK.