The General Co. For Research & Ground Water - Regwa

cairo, downtown 19 emad el din st. - beside ghabbour auto

cairo, downtown All Branches 119 ramsis st. - beside al gomhouria newspaper - dar el tahrir for printing & publishing

cairo, downtown 14 el alfy st. - above national societe general bank - nsgb

cairo, el sabteya 62 el mansoury st., intersection of el sabteya st. - in front of alfred mehanna el assyouty co.

cairo, downtown 28 talaat harb st. off maarouf st. - near to arab african international bank - aaib

cairo, abbasseya 18 a el sarayat st., flat 13, floor 1 - in front of faculty of engineering - ain shams university