Tassos Manos was born in Athens. He has MBA from INSEAD in France, with scholarship from Bodossaki and Empirikion Foundation, an MSc. in Engineering Management from Technical University of Crete and BA/MA in Naval Architecture & Marine Engineering from National Technical University of Athens (NTUA). During his studies at NTUA, he has received several distinctions and scholarships from State Scholarship Foundation, Technical Chamber of Greece, and other Institutions, along with the prize for best thesis in 2000 from Technical Chamber of Greece, and silver medal from National Technical University of Athens for the year 2000.

Tassos is currently holding the position of CEO at HEDNO, in Athens, Greece. He has co-founded startups in medical device industry, and specifically PD Neurotechnology Ltd. In the past he has held the position of of COO at PQH Liquidation Services S.A. Tassos has held the position of Head of Procurement Balkans for LafargeHolcim Europe between 2016 and 2018. During the period 2010 and 2016, he has held a series of Executive and Managerial positions for Heracles GCCo (member of Lafarge Group), among others Tassos was General Manager responsible for Logistics, Exports, Distribution Terminals, Procurement and Group IS/IT. Tassos was member of the Executive Committee of the Company. In parallel during the same period, he has held the position of CEO/Managing Director of Shipping Subsidiary ANEH. In the past he has worked as Project Manager for Mergers & Acquisitions and Business Development for Public Power Company Renewables (PPCR), and as Consultant for BCG (The Boston Consulting Group).