Water & Waste Water Treatment Trading & Contracting Co. (Qatar Water) is an ISO 9001:2015 certified water and wastewater treatment company in Qatar, delivering reliable and sustainable solutions across the GCC. We design and supply advanced water treatment systems, RO plants, desalination units, sewage treatment plants (STP), and effluent treatment plants (ETP) for industrial, commercial, and municipal applications. As a trusted Gulf-based water treatment contractor, we offer complete project services including engineering, installation, commissioning, operation, and maintenance. Our single-source water treatment solutions in Qatar ensure efficiency, regulatory compliance, and long-term performance throughout the Middle East.