PRotOK Ltd. is a company that has specialized in the design and implementation of IT systems for utility companies (mainly for water supply and sewage systems, but also for gas, waste disposal, cemeteries, public green spaces…) based on GIS technology. Our interdisciplinary staff (civil, surveying, and IT engineers), along with more than twentyfive-year experience, guarantee that our software solution meets all the needs of the technical personnel in utility companies. The scope of work and sophistication of the produced software (desktop, web, mobile technology) puts us at the very top of the GIS software industry.