Hallmark Technical Services is a leading manufacturer of reverse osmosis desalination systems (RO Watermaker) and water distribution systems for offshore and land based applications. We also stock high quality water treatment components such as pumps, filters, membranes, conductivity meters, antiscalant chemicals etc. to meet immediate requirements of customers. Our trading division also focused on supply of specialised technical equipment, spares and services. Our production unit is located in industrial area of Oman and have our presence in United Arab Emirates, Singapore, Bahrain, Qatar and many other Asian & African countries.