Wetsus, European centre of excellence for sustainable water technology, is a facilitating intermediary for trend-setting know-how development. Wetsus creates a unique environment and strategic cooperation for development of profitable and sustainable state of the art water treatment technology. The inspiring and multidisciplinary collaboration between 110 companies and 22 EU research institutes in Wetsus results in innovations that contribute significantly to the solution of the global water problems. Wetsus’ scientific research program is defined by the private and public water sector and conducted by leading universities. With this, Wetsus combines commercial relevance with scientific excellence. This excellence was recently confirmed, when an international group of eminent scientists evaluated the Wetsus program and awarded Wetsus with the highest possible scores on all topics. Wetsus is located in Leeuwarden, The Netherlands, and is part of WaterCampus Leeuwarden.