Overig

• Acquaint B.V.
• CIV Water
• DMT Environmental technology
• Douna Group
• Empower people
• Essentra
• Fleet Cleaner
• Flovac
• Foru-Solution
• H2O job
• Hydrosource
• HydrowashR
• ISS Tanks
• IWC Innovative Water Concepts
• KNN Cellulose
• Magliv Corporation
• Martec Nederland
• Oosterhof-Holman Milieutechniek
• PB International
• Solteq Energy
• Stork
• Upfall BV
• Water Applicatie centrum
• Westt
• Wetsalt
• World Trade Center Leeuwarden