Yannis Vrettos, Managing Director, Abbott Laboratories Hellas @AmChamGR New Year's Reception 2021 #AmChamGR | By American-Hellenic Chamber of Commerce | Facebook
Ioannis Vrettos - Chief Human Resources, Legal and Regulatory Issues Officer - Independent Power Transmission Operator (IPTO or ADMIE) | LinkedIn
Ioannis Vrettos - Chief Human Resources, Legal and Regulatory Issues Officer - Independent Power Transmission Operator (IPTO or ADMIE) | LinkedIn
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