Business

De Nora together with Maffei Sarda Silicati to build a plant that will generate about 50 tons per year of Green Hydrogen in Sardinia

Signed a contract for the sale of the innovative Dragonfly® electrolyzer, with a production capacity of 1 MW, as part of a PNRR-funded project for the green transition in Sardinia

Ossi (Sassari), November 12, 2024 – De Nora - an Italian multinational company specializing in electrochemistry and a leader in sustainable technologies and the emerging green hydrogen industry – is partnering with Maffei Sarda Silicati to build a green hydrogen production plant located in the Sardinian municipality of Ossi (Sassari).

The project, financed through PNRR funds and promoted by the local company Maffei Sarda Silicati - operating in the field of extraction, processing, and marketing of raw materials mainly intended for the ceramic and hollow glass markets- is coordinated by Make Energy as technical advisor and sees De Nora involved for the supply of its Dragonfly® small electrolyzer, with a production capacity of 1 MW.

The production site, located on a decommissioned industrial area in the municipality of Ossi, will be redeveloped by Maffei Sarda SilicatI itself and will generate about 50 tons of hydrogen per year, which the Sardinian company will use to power its industrial plant, partly replacing the fossil fuel currently used, with significant decarbonization benefits. In addition, the green hydrogen plant will be powered by a new 1.5 MW photovoltaic plant located in the same area, thus ensuring a 100% sustainable industrial process.

Significantly, the role of the municipal administration, which is in charge of issuing the compulsory authorizations for the construction of the plant, was immediately welcomed by the Mayor of Ossi - Pasquale Libinu.

In addition to meeting Maffei Sarda Silicati's energy needs, the green hydrogen thus generated may have various applications, such as in sustainable mobility, industry, power generation, and heating, positively contributing to the decarbonization of the Sardinia Region.

Paolo Dellachà, CEO of De Nora, commented, “We are proud to have been selected as a partner in this project that will significantly boost Sardinia's green transition. Through its sustainable and innovative solutions, such as the Dragonfly® electrolyzer, De Nora is once again a facilitator of green production processes, positively impacting territories and communities. Our electrolyzer, developed in-house and patented, is confirmed to be a leading product, particularly suitable for local industrial needs, as a modular plug-and-play solution.

Federico Fiorelli, President of Maffei Sarda Silicati, added, “Maffei Sarda Silicati SpA is pleased to announce the agreement reached with the company De Nora; agreement implemented for the construction and installation of a 1 MW electrolyzer by June 2026 that will be used for the production of green hydrogen. The hydrogen will be fed into the drying process of the sands mined by the company, with a significant reduction in CO2 emissions. This is yet another step that Maffei Sarda Silicati SpA is taking to achieve zero emissions within all its activities and increasingly in line with its policy of respect for the environment.

Pasquale Libinu, Mayor of Ossi: “The topic of renewable energy sources has become increasingly relevant; the innovative project presented by Maffei and the PNRR funding achieved is also a good result because they are located on a site that was exploited from a mining point of view, then restored and now again affected by this intervention. The future, which requires more and more energy, is not in coal or other fossil sources but in the use of clean energies, which must be realized not only because they are incentivized but because they are necessary for the environment."

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For further information and to access the Media Kit: Media Kit | De Nora

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De Nora 
Industrie De Nora is an Italian multinational company listed on the Euronext Milan stock exchange specializing in electrochemistry, a leader in sustainable technologies, and plays a vital role in the industrial green hydrogen production chain. The company has a portfolio of products and systems to optimize the energy efficiency of critical industrial electrochemical processes and a range of products and solutions for water treatment. Globally, Industrie De Nora is the world's largest supplier of electrodes for the major industrial electrochemical processes (serving a broad portfolio of customers operating in the fields of chlorine and caustic soda production, components for electronics, and surface finishing). Industrie De Nora is among the world's leading suppliers of water filtration and disinfection technologies (for the industrial, municipal, and swimming pool sectors). Leveraging its well-established electrochemical knowledge and proven manufacturing capability, the Company has developed and qualified a portfolio of electrodes and components to produce hydrogen through the electrolysis of water, which is critical for the energy transition. In this sector, the company holds 25.85% of thyssenkrupp nucera AG &Co, a joint venture formed with thyssenkrupp group. KGaA. Founded in 1923, Industrie De Nora generated total revenues of around EUR 856 million and an Adjusted EBITDA of approximately EUR 171 million in 2023. The Company's growth process has developed organically through its continuous innovation as regards external lines through acquisitions in the U.S., Asia, and Europe. De Nora's intellectual property portfolio currently includes more than 281 patent families with more than 2,800 territorial extensions. The De Nora family owns 53.3% of the company's share capital. Snam S.p.A. is a minority shareholder with about 21.6% of the capital.

Maffei Sarda Silicati 
Maffei Sarda Silicati S.p.A. is part of the Minerali Industriali srl group

Minerali Industriali srl is an independent Italian company formed by merging two historic Italian groups: Maffei, founded in the early 1900s, and Gruppo Minerali, active since the 1970s. Today, it is run by two founding and owning families and employs about 645 people (half of them in Italy), plus several hundred subcontractors performing non-strategic activities. In 2023, MI produced more than 3.5 million tons of raw materials. Minerali Industriali has 12 production units in Italy, 4 in Europe, 1 in Asia, 3 in North Africa, and 7 in Central and South America. The main activities are UNI EN ISO 9001:2015 certified. Maffei Sarda Silicati SpA has five production sites scattered across the Sardinian territory and several warehouses both on the main ports of Sardinia and also on the peninsula; it employs 85 people directly, plus the 20 of its subsidiary Seagull (a port company in Oristano) and at least as many contracted as contractors. In 2023, Maffei Sarda Silicati SpA produced and sold just under 1.2 million tons of raw materials and processed seeds with a turnover that exceeded 47 million euros.
Minerali Industriali and Maffei Sarda Silicati SpA operate in the following businesses:
• extraction, treatment, and marketing of raw materials such as sands, feldspars, clays, and kaolin destined for the glass, ceramic, sanitaryware, and color industries;
• production of innovative products for use in sports and leisure;
• valorization of non-hazardous industrial waste (circular economy);
• geological and mining research;
• design and manufacture of machinery and equipment for the mining industry and circular economy.

De Nora Investor Relations
Chiara Locati
+39 02 2129 2124
ir@denora.com

De Nora Media Relations
Barabino & Partners
Office: +39 02/72.02.35.35
Sabrina Ragone – s.ragone@barabino.it  +39 338 25 19 534 
Elena Magni – e.magni@barabino.it  + 39 348 478 7490