ADMINISTRATION

BOARD OF DIRECTORS

D. Portolos 
President and Managing Director

M. Pateras 
Vice President (non-executive)

D. Kalogeropoulos 
Member (executive)

D. Tsakonitis 
Member (executive)

P. Vayionas 
Member (executive)

MANAGEMENT

Dimitris G. Portolos 
Managing Director 

Pantelis N. Vetoulas 
Commercial Manager 

Michael E. Lomvardos 
Chief Financial Officer 

Dimitris K. Kalogeropoulos - Stratis
Corporate Strategy Manager

Michael M. Tsoukatos 
Procurement Manager 

Dimitris E. Tsakonitis
Senior Management Consultant

Pavlos A. Vayionas
General Manager of Yerakini Mines and Works 

Polycarpos S. Papageorgiou
Production Manager of Yerakini Mines and Works 

Haris F. Yiannoulakis
Manager of Research and Development Center