On September 30th, 2011, CCB’s headquarters hosted the meeting called “Girona Forum for Collaborative Research”, in which future opportunities for a collaborative research on water reclamation and reuse were explored. The participants in the Forum were Bahman Sheikh, Amber Kuss, Mark Millan and Prof. Brent Haddad (California, USA), Prof. Waleed Zahid (Saudi Arabia), Ryujiro Tsuchihashi (Jordan/Japan), and Prof. Rafael Mujeriego, Prof. Juan Jofre and Lluís Sala (Catalonia, Spain). Below you can find the presentations from this Forum.