Reference List
- Aarhus Vand
- Aalborg Forsyning
- Anglian Water
- Aquafin
- Biofos
- Evides Industriewater
- Fors
- Fredericia Spildevand og Energi
- Hamburg Wasser
- Helsinki Region Environmental Services HSY
- Jacobs Engineering group
- King County, Washington - Wastewater Treatment Division
- Münchner Stadtentwässerung
- Region of Halton, Ontario
- Region of Waterloo, Ontario
- Royal HaskoningDHV
- Ruhrverband
- Skanderborg Forsyning
- Severn Trent
- Stadtentwässerungsbetriebe Köln
- Stockholm Vatten och Avfall
- VA Syd
- VandCenter Syd
- Waterschap Aa en Maas
- Waterschap De Dommel
- Wetterskip Fryslân
