Stichting Waternet (NL) is the joint organization of the City of Amsterdam (Amsterdam) and the Water Authority Amstel Gooi and Vecht (AGV) responsible for all water related activities, including drinking water production and distribution, the sewerage for household and industrial waste water and rainwater, waste water treatment and management of all surface waters, in and around Amsterdam. This unique combination of tasks makes WATNL the only water company in the Netherlands that covers the whole water cycle.
www.waternet.nl/en/ 

HIAS IKS is an inter-municipal company that produces potable water and treats wastewater from four municipalities: Hamar, Løten, Ringsaker and Stange. HIAS IKS is owned by the municipalities. HIAS WWTP was built in 1974 as part of a large rescue operation to save the Lake Mjøsa.
www.hias.no 

IVAR IKS is a public owned company by 15 municipalities in the Rogaland county, South-West Norway. Supply of water, treatment of wastewater and handling and treatment of solid waste for the 15 municipalities, serving a population of about 350.000.
www.ivar.no 

Pražská vodohospodářská společnost a.s. (PVS) was established by the State Property Fund on 1 April 1998 within the privatisation of the state enterprises Pražské vodárny and Pražská kanalizace a vodní toky. The company is seated in Žatecká St., the Old Town, Prague, and is 100% owned by the Capital City of Prague. Pursuant to Section 79 of Act No. 90/2012 Coll., PVS is a part of the group as a controlled entity and the City of Prague is the controlling entity.
www.pvs.cz 

AMAP SPA is a fully public-owned company, a leader in Italy in the integrated water service sector. AMAP SPA is the manager of the integrated water service in 35 Municipalities of the Metropolitan City of Palermo.
www.amapspa.it 

Sewerage Systems Ghana Limited (SSGL) is a limited liability company incorporated under the laws of Ghana and has been in existence since July 2012. It is an Engineering, Construction and Procurement Specialist Company that focuses on the provision of efficient liquid waste treatment with the vision of being the pacesetter in the treatment of sewage and faecal sludge in West Africa. 
www.seweragesystems.com

NPSP BV, founded in February 2014, is a privately-owned company, developing and selling biobased materials and products. NPSP realises sustainable, biobased, fibre reinforced plastics for street furniture/infrastructure and mobility.
www.npsp.nl 

Grønn vekst  (previously HØST AS) is a bio-economy company that harvest nutrient values from recycling bio-residues and industrial resources to produce a variety of high quality fertilizers and soil enhancers. Our products focus on improving soil fertility with essential nutrients and organic substances increasing yields and enhancing qualities. https://en.gronnvekst.no/

Sirkula IKS is an inter-municipal company that collects and sorts waste from businesses and 43.000 households and prepare it for value-added production. The company also produces tur free soil to businesses and household based on the collected waste. Sirkula IKS is owned by Hamar, Løten, Ringsaker og Stange municipalities. Sirkula IKS was founded in 2016.
www.sirkula.no 

Storm Aqua AS is a private shareholding company in the SME segment and it is part of the Skjaeveland Group. Storm Aqua AS deals with climate adapted storm water solutions. The company develops system solutions for handling, transporting, cleaning and using surface runoff. The company also performs measurements of ground conditions, hydrological performance, weather etc and provides input to the design and implementation of solutions.
www.stormaqua.no 

Hias How2O is a private limited company, owned by 4 municipalities. The company delivers know-how, engineering services and hardware for secondary wastewater treatment. The prime product is the patented Hias Process for biological removal of phosphorus, nitrogen and organics. Hias How2O is currently stepping up activity in the Nordic countries, Germany, USA, Canada and China.
www.hias.no/hias-how2o

SINTEF is a multidisciplinary non-profit research organization with international top-level expertise in the fields of technology, natural sciences, medicine and social sciences. SINTEF is one of Europe’s largest independent research organizations. Our vision is "Technology for a better society". 
www.sintef.com 

The Norwegian University of Science and Technology is the largest university in Norway. NTNU is headquartered in Trondheim, with campuses in Gjøvik and Ålesund. The university has 42 000 students and 7400 full-time equivalent staff. NTNU collaborates with more than 730 institutions in more than 100 countries.
www.ntnu.edu

Delft University of Technology (TU Delft) is a leading Dutch University that is currently ranked 3rd in the world on the Shanghai list for ‘Water Resources’ (was ranked 1st last year). Within this University and its Faculty of Civil Engineering and Geosciences, Department of Water Management focuses on addressing a wide range of challenges across the full water cycle.
www.tudelft.nl 

Czech Technical University in Prague (CVUT) is a research-oriented university. The school´s pedagogic and research level as well as its tradition and size may well be compared with all renowned technical universities throughout Europe.
www.cvut.cz

Vysoka skola chemicko-technologicka v Praze (VSCHT Praha)/University of Chemistry and Technology (VSCHT), Prague/, is a public university providing education and pursuing scientific, research, development and implementation activities.
www.vscht.cz

The University of Palermo (UNIPA) is a consolidated cultural, scientific and teaching presence in central-western Sicily. Its 5 Schools and 20 Departments cover the most important domains of contemporary scientific and technological knowledge. At present there are approximately 40 thousand students attending 5 Schools.
www.unipa.it

The Council for Scientific and Industrial Research (CSIR) is the national research and development organization for Ghana. It is the foremost national science and technology institution with the mandate to carry out scientific and technological research for national development.
www.csir.org.gh