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De Nora Water Technologies Italy S.r.l.

Head office

Via Bistolfi, 35, 20134, Milano, (MI), Italia


about us

De Nora is an Italian multinational company specializing in electrochemistry, leading player in sustainable technologies and the emerging green hydrogen industry.

Globally, De Nora is the world's largest supplier of electrodes for major industrial electrochemical processes and a leading supplier of water filtration and disinfection technologies.

De Nora provides a range of technologies for disinfection *, oxidation and filtration coupled with after-sales support services for water and wastewater treatment in the energy, marine and municipal markets around the world. With over 50 years of experience in water treatment, the company has developed, supplied and installed thousands of plants around the world for different applications by combining research and development capabilities with engineering expertise.

De Nora supplies systems that combine ozone, UV and other oxidant in advanced oxidation processes (AOP) for the treatment of water with micropollutants and systems for the removal of contaminants such as arsenic and perfluoroalkyl substances (PFAS). Part of De Nora's supply scope are electrochemical technologies for the production on site of sodium hypochlorite solutions starting from simple precursors such as water and salt.

* De Nora manufactures devices for the in-situ production of disinfectants.  Disinfectants can only be manufactured, placed on the market and used in the European Union exclusively on the basis of an authorization issued under Regulation 528/2012 and/or under the national legislation in force in each Member State. 


  • Products

Certificates / qualifications

  • UNI ISO 45001:2018
  • UNI EN ISO 14001:2015
  • UNI EN ISO 9001:2015

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