Administration

BOARD OF DIRECTORS

D. Portolos 
President and Managing Director

M. Pateras 
Vice President (external)

D. Kalogeropoulos 
Member (external)

D. Tsakonitis 
Member (external)

P. Vayionas 
Member (external)

MANAGEMENT

Dimitris G. Portolos 
Managing Director 

Pantelis N. Vetoulas 
Marketing and Sales Manager 

Michael E. Lomvardos 
Finance Manager 

Michael M. Tsoukatos 
Purchasing Manager 

Michael M. Tsoukatos 
Development Manager 

Dimitris E. Tsakonitis, MSc 
General Manager of Mines and Works 

Polycarpos S. Papageorgiou
Production Manager 

Theofilos N. Ζambetakis, PhD 
Manager of Research and Development Center