Srilanka-Places.com has listed approx 82 Water utility companies in Sri Lanka. Some of the Top rated Water utility companies in Sri Lanka are- Geed Technologies(pvt) LTD., National Water Supply And Drainage Board, National Water Supply And Drainage Board Maharagama, National Water Supply And Drainage Board Maharagama, National Water Supply & Drainage Board Manager Office Kelaniya, National Water Supply & Drainage Board Manager Office Kelaniya, Rekitipe Water Treatment Plant, National Water Board Water Tank Homagama, CSN Holdings (Pvt) Ltd & Katuwapitiya Water Tannk.