National Organization for Potable Water & Sanitary Drainage (NOPWASD)
Executive Organization of Greater Cairo and Alexan...
The Arab Contractors Egypt
SOCIETE EGYPTIENNE D’ENTREPRISES (Mukhtar Ibrahim)
El Nasr Building & Construction Co. "EGYCO"
NASR GENERAL CONTRACTING (HASSAN M. ALLAM)
Ministry of Water Resources and Irrigation
Greater Cairo Sanitary Drainage Company GCSDC
ِAssiut Company for Water and Waste Water (ASCWW)
Luxor Water & Wastewater Company