Innovation by Nature Our mission is to apply our unique Dutch water knowledge in promoting the liveability of cities and urban environments. We do this by designing sustainable and sensible solutions for water problems. Human beings and the environment are our predominant concern. What we do At Dareius we work on regional water safety, water availability and urban water management. We focus on urban delta areas in particular. Thanks to our unique Dutch knowledge of hydraulic engineering, the water cycle and local problems, we can offer sustainable and truly future-proof solutions.