Ethiopie :
BETA ENGINEERING SERVICES PLC
Beta Engineering Services Plc
YEKA Sub-cityWoreda, 08
House N° New
P.O. BOX - 18134
ADDIS ABABA
Tel: +251-11--6182050 /+251-941-616582 / +251-911-242766
Site web: http://www.betaengineeringservice.com
E-mail: betacallcenter@gmail.com