Founded in 1923 and integrated with the acquisition of the Italian ozone system O.E.I. in 2015, it is a global leader in sustainable electrolysis chemistry and water treatment solutions

De Nora is a global leader in the design, manufacture and supply of electrode, cladding and complete electrochemical solutions for a wide range of markets.

Founded in 1923 by Oronzio De Nora for the commercial exploitation of the first patents, the company has grown over a long period of time to become a multinational company with production facilities close to all its customers. Loyalty to the field of electrochemistry is the undisputed heritage of the company, which is regarded as an innovative company thanks to the continuous development of its products and services.

In the product and business segments, with the help of the wave of sewage upgrading and water treatment and advanced water treatment, De Nora took advantage of the trend to vigorously promote the star product denitrification deep-bed filter technology and sodium hypochlorite on-site generator. And continue to bring foreign advanced and mature technologies to China to meet the new market demand such as rural water environment, industrial wastewater treatment, energy and water treatment in the maritime field. In order to better respond to customer localization services, in 2015, De Nora not only acquired STS (Severn Trent Water Purification Inc.) and established the "De Nora Water Purification Inc." business segment, but also integrated resources for Suzhou electrode production plant and Shandong production plant, expanded product lines, established localized warehouse management, and increased investment in professional and localized environmental protection teams.