Project Ô consortium includes twenty-four partners, which can be grouped as follows:

• Water treatment technology providers: IRIS srl, University of Turin (UNITO), Aalborg University (AAU), Nanoquimia (NanoQ),
  Technion, Centre National de la Recherche Scientifique (CNRS), National Center of Mariculture (IOLR)
• Sustainability and circular economy specialists: Vertech Group (VER Group), Exergy (EXERGY), and Kalundborg Symbiotic Center (KLB)
• Systemic issues specialists – water regulation and planning aspects: Polytechnic of Milan – Hydro informatic Group (PoliMI), and University of Aveiro (UAVE)
• Communication and Stakeholder Management specialists: Rhine-Waal University of Applied Sciences (HSRW) and Heim.Art –Kulturverein-Flussig (HEIM.ART)
• Demonstration sites (location, interest group): Demo-site 1 Puglia (Regione Puglia, planning; Acquedotto Pugliese, water utility);
  Demo-site 2 Almendralejo (SOCAMEX, water utility and wastewater plants specialist); Demo-site 3 Eilat (IOLR, aquaculture
  specialist; Eilat Municipality, water utility and planning); Demo-site 4 Omiš (Galeb)
• (Local) exploitation enablers: Particula Group and others
• Standardisation body:  Ente Italiano di Normazione (UNI)