Theodore Fessas is the founder and major shareholder of Quest Holdings and President of SEV - Hellenic Federation of Enterprises. Quest Holdings, established in 1981 (as Info-Quest), is listed in Athens Stock Exchange since 1998 and owns leading Greek companies in the sectors of Information Technology (Info-Quest Technologies, iSquare, iStorm, Uni Systems), e-commerce (www.you.gr), Payment transactions (Cardlink), Parcel delivery (ACS courier services) and Renewable Energy operators (Quest Energy, Quest Solar).
In May 2014 he was elected as the President of SEV - Hellenic Federation of Enterprises, where he has served as Board Member for many years.
He is the Honorary President of the Federation of Hellenic Information Technology & Communications Enterprises (SEPE) and member of the Board of Directors, of International Chamber of Commerce (ICC-Hellas) as well as of the Foundation for Economic and Industrial Research (IOBE).
He holds a Mechanical & Electrical Engineering diploma from the National Technical University of Athens and a MSc in Thermodynamics from the University of Birmingham, UK.