Kruger (Veolia Water Technologies)

Krüger A/S is a Danish water technology company and subsidiary of Veolia Water Technologies, providing biological wastewater treatment, ozone disinfection, PFAS remediation, drinking water treatment, and digital monitoring solutions across municipal and industrial markets. The company's CARIX chemical-free softening technology removes hardness from drinking water without salt or chemical regeneration, and has been selected by utilities including Glostrup Forsyning in Denmark. Krüger pioneered ozone installation in Denmark for removing pharmaceutical residues from wastewater, deployed in partnership with Aarhus Vand. The company addresses emerging contaminants through dedicated PFAS reduction systems and offers the Hubgrade digital services platform for intelligent monitoring and control of treatment facilities — the Hubgrade Performance Plant Module claims up to 200 tonnes CO₂ reduction per 100,000 PE. Mobile water treatment units provide temporary and emergency capacity. Krüger's biological treatment portfolio targets phosphorus, nitrogen, and micropollutant removal, combining specialized process consulting with online control systems. Additional services include PE compact tanks for clean-water storage, cathodic and corrosion protection, Legionella control, SCADA and cybersecurity solutions, and soil remediation. As part of the Veolia Water Technologies group, Krüger has access to the broader portfolio including AnoxKaldnes, Biothane, Hydrotech, and OTV technologies.