Dr Hans van Leeuwen has been active in earth observation applications since his PhD research 1996 on the “Synergy in use of microwave and optical RS in growth modeling agricultural crops”. He has been involved in several European projects during his research and has been entrepreneur in the past 25 years. At DG-JRC Department Global Crisis Management Mr van Leeuwen has spent 2 years (2009& 2010) as a broker (working group WGSEA) between RS research applications and the needs of the crisis/security involved DGs in Brussels). Since 2010 Mr van Leeuwen has been a networker/initiator of the Dutch secretariat of Information strategies on Water & Climate (companies and knowledge entities) network. Since 2015 Mr Van Leeuwen has managed the SAT-WATER program for the Dutch Waterauthorities (STOWA). Recently Mr van Leeuwen has been developing the large PCP-WISE EU Horizon program from a strategic/scientific lead (PI) position on behalf STOWA & Waterschapshuis.