Top 50 Desalination Technology in Europe

This startup develops a modular desalination system that utilizes subsea Seawater Reverse Osmosis (SWRO) technology to produce affordable freshwater from deep-sea sources. By providing tailored deep-sea drinking water solutions, the company addresses the critical need for reliable freshwater access for individuals, farmers, and industries.

Brilliant Planet builds utility‑scale desalination plants that use concentrated solar power to generate high‑pressure steam for reverse osmosis, eliminating the need for grid electricity. The modular design with molten‑salt thermal storage enables continuous, low‑energy water production (<3 kWh/m³) for agriculture, industry, and municipalities in arid regions, monitored via a cloud‑based SCADA platform.

Ocean Oasis utilizes wave energy to power offshore desalination systems, producing fresh water with zero emissions. This technology provides a sustainable solution for coastal communities facing freshwater scarcity, benefiting both people and industries in water-stressed regions.

The startup develops membrane-based systems for extracting valuable minerals and producing clean water from sub-surface brines, industrial wastewater, and end-of-life batteries. Their technology reduces the environmental impact of mineral extraction while enhancing the efficiency and cost-effectiveness of water treatment processes.

Evove utilizes nanotechnology and additive manufacturing to create precision membrane technology that enhances water filtration efficiency by eliminating random pore sizes and reducing fouling. This technology addresses the challenges of high energy consumption and space requirements in conventional membrane systems, enabling more sustainable water recycling and resource recovery.

LiqTech offers advanced silicon carbide (SiC) ceramic membrane filtration technology for purifying liquids and gases in demanding industrial applications. Their durable, chemically inert membranes handle harsh chemicals and high temperatures, reducing maintenance and operational costs in sectors like oil and gas, power generation, and chemical processing.

Adsorbi develops a cellulose-based biomaterial designed for efficient adsorption of pollutants from water sources. This technology provides a sustainable solution for water purification, reducing reliance on traditional chemical treatments.

Osmoses develops specialized molecular filters for industrial chemical separations, enabling precise separation of chemicals at a molecular level. This technology enhances solvent recovery and waste treatment processes while significantly reducing energy consumption and operational costs.

The startup develops ceramic flat membrane filtration technology for wastewater treatment, providing reliable alternatives for water and sewage management. Their solutions enhance operational efficiency and ensure compliance with environmental standards in industrial applications.

Geodesic Innovations provides chemical-free water disinfection and quality improvement systems for pools, cooling towers, and wastewater reuse networks, utilizing advanced monitoring technology to ensure optimal water conditions. The company significantly reduces chemical usage and conserves billions of liters of water, addressing the critical issues of water quality and environmental sustainability.

Drupps develops systems for recovering airborne wastewater from industrial airstreams, enabling businesses to recycle pure water and heat with high efficiency. This technology addresses water scarcity by reducing overall water consumption and improving environmental conditions through cleaner exhaust air.

The startup has developed catalytic hydrothermal gasification (cHTG) technology that converts biomass residues and industrial waste into renewable gas, fertilizer, and clean water. This process enhances wastewater treatment efficiency while promoting sustainable waste management and resource recovery.

SeaO2 utilizes electrochemical Direct Ocean Capture technology to extract carbon dioxide from seawater using renewable electricity, addressing the excess atmospheric CO₂ that contributes to climate change and ocean acidification. The captured CO₂ can be permanently stored in geological formations or converted into valuable products, enabling large-scale carbon removal at the gigaton level.

AquaBattery develops long-duration energy storage systems that utilize a combination of table salt and water to store excess renewable energy, providing a safe and sustainable solution for commercial and industrial users. This technology addresses the variability of renewable energy sources by enabling the storage of electricity for extended periods, ensuring reliable power supply during periods of low generation.

The startup develops a bio-based adsorbent material that selectively captures micro-pollutants such as pesticides and pharmaceuticals from contaminated water and wastewater. This technology enables clients to meet stringent wastewater regulations while protecting local ecosystems from harmful pollutants.

Hydraloop develops a water recycling system that captures and purifies domestic wastewater for reuse in showers, gardens, and laundry, promoting water circularity in urban environments. This technology addresses the growing demand for sustainable water management solutions amid increasing water scarcity.

Salinity Solutions has developed a patented batch reverse osmosis technology that operates with over 50% energy efficiency compared to traditional systems, achieving up to 98% water recovery while generating 80% less waste. This technology addresses the urgent need for sustainable water treatment solutions in industries facing high energy costs and increasing water scarcity.

Viride cultivates microalgae in large, open saltwater basins in desert regions, utilizing natural sunlight and CO2 absorption to produce high-quality plant-based proteins and omega-3 fatty acids. This approach addresses food security and carbon emissions without competing for arable land, making it a sustainable solution for today's environmental challenges.

The startup operates a water utility that generates potable water by harnessing solar energy and atmospheric humidity through decentralized, autonomous machines. These digitally connected systems provide sustainable and cost-effective drinking water solutions for families, industries, and hotels, ensuring reliable access to clean water.

OptySun develops portable water purification and disinfection systems that utilize advanced filtration technology to provide safe drinking water on-site. The company addresses the critical issue of water contamination, ensuring access to clean water for individuals and communities.

Retein utilizes patented molecular separation technology inspired by natural cell membranes to recover high-purity resources, including clean water and lithium, from various water sources. The company addresses the scarcity of sustainable materials and clean water by providing energy-efficient solutions for industries such as healthcare and battery production.

Pronoe develops automated water treatment systems that process industrial return flows to reduce seawater acidity, enhancing the ocean's natural capacity to capture and permanently store CO2. This technology addresses the declining effectiveness of oceans as carbon sinks, providing high-quality CO2 removal certificates while mitigating coastal acidification.

The startup provides integrated permeate channels utilizing washable flat sheet membranes that enhance fouling control and improve filtration flux. This technology enables industries and municipalities to efficiently reuse wastewater, addressing the challenges of membrane fouling in filtration systems.

Rehydrate develops containerized water purification systems that utilize low-grade waste heat for efficient water recycling in industrial applications. The technology addresses the critical issue of water scarcity by enhancing access to safely managed drinking water while optimizing resource use and reducing emissions.

NanobOx utilizes patented low-voltage electric field technology to generate nanobubbles from dissolved gases in water, significantly lowering energy costs for water aeration. This approach enhances the efficiency of water treatment processes in agriculture and aquaculture, resulting in reduced chemical usage and improved water quality.

GI Aqua Tech provides G.NANO technology for efficient wastewater treatment through mobile, portable, and stationary systems tailored for domestic and industrial applications. Their solutions address the need for cost-effective and sustainable wastewater management, integrating into the circular economy while minimizing operational footprints.

Saltfoss Energy develops modular, floating nuclear power plants utilizing Compact Molten Salt Reactor (CMSR) technology. These barges provide scalable, low-carbon electricity, desalinated water, and heat for industrial processes, offering a safe and cost-effective energy solution.

The startup provides a modular disinfection system that utilizes ozonation technology to eliminate bacteria, viruses, and toxic chemicals. Its active intelligence system monitors environmental changes, such as temperature, turbidity, and pH, to ensure optimal disinfection performance.

Wavepiston develops a modular, fully submerged wave energy system that utilizes a patented force cancellation mechanism to generate clean electricity and desalinated water with minimal maintenance costs. This technology addresses the need for sustainable energy and fresh water in coastal regions by providing a scalable and unobtrusive solution.

Solarflux develops the FOCUS, a solar parabolic dish concentrator that utilizes dual-axis tracking and an innovative optical design to maximize thermal energy capture, achieving high conversion efficiency without the losses associated with electricity generation. This technology provides a cost-effective solution for diverse applications, including industrial process heat and water purification, addressing the significant demand for clean thermal energy in global energy consumption.

Chlydro cultivates microalgae to produce sustainable biomass for biofertilizers and food products while capturing atmospheric CO₂ and purifying contaminated water. This technology addresses climate change, water scarcity, and food security by offering a negative carbon and water footprint solution.

LAT Water develops the LAT Unit, a patented wastewater treatment technology that operates at low temperatures and ambient pressure to recover over 95% of clean water from complex water streams. This system reduces energy consumption and operational costs while minimizing environmental pollution, addressing the challenges of traditional wastewater management.

Noa is a device that retrofits to existing kitchen taps, providing filtered, chilled, boiling, and sparkling water without the need for plumbing modifications. It utilizes an advanced filtration system to remove contaminants, ensuring a constant supply of clean water while saving time and effort in beverage preparation.

Green Independence provides decentralized solar energy systems and water purification technologies to deliver affordable green energy and clean water directly at the source. This approach addresses the lack of access to sustainable energy and safe drinking water in underserved communities.

VisioNing utilizes bioelectrochemical and photocatalytic technologies powered by solar energy to convert agricultural industrial wastewater into a purified resource while recovering essential nutrients. This process addresses the issues of water pollution, high fertilizer costs, and resource waste, promoting a sustainable and circular economy in agro-industrial practices.

The startup manufactures automated water quality measuring instruments that conduct precise tests on chemical parameters in wastewater without human intervention. This technology enables wastewater management companies to enhance decision-making and improve operational efficiency while minimizing environmental impact.

Exowave has developed a patented wave energy converter technology that harnesses ocean wave energy to produce fresh water and renewable electricity. This approach addresses the global scarcity of clean drinking water and the need for sustainable energy sources, enhancing energy production by 50% when combined with offshore wind systems.

Recovery Engineering, Inc. designs and manufactures compact drinking water systems. These systems provide clean, potable water for various small-scale applications.

Renasys offers a modular, stainless-steel wire woven filtration system that removes 99% of wastewater particles larger than 5 microns, enabling municipalities to enhance their treatment capacity without costly facility expansions. This chemical-free solution addresses the issue of untreated wastewater discharge, promoting environmental sustainability and reducing operational expenses.

CIWI produces water treatment agents on-site using electrochemical devices, significantly reducing reliance on traditional chemicals and minimizing chemical hazards. This method lowers supply chain dependencies by 85% and cuts Scope 3 carbon emissions from metal salts by 50% when connected to green energy.

Waterloop Solutions GmbH provides tailored strategies and technologies for water reuse in agricultural, urban, and industrial applications, focusing on efficient treatment and recycling processes. By reducing reliance on potable water sources, the company helps clients conserve water resources and enhance operational resilience.

Seamoretech offers a modular zero‑liquid‑discharge system that attaches to existing desalination plants to extract and purify water from brine streams, effectively increasing freshwater output. The technology uses ion‑exchange and precipitation to recover high‑value salts such as calcium, magnesium, lithium and sodium, while IoT sensors and machine‑learning controls optimize performance and enable remote monitoring.

Green Independence provides the New Artificial Leaf (NAL), a multifunctional climate technology that generates green energy and purifies water. The NAL system integrates solar energy conversion with waste heat utilization to produce electricity, desalinate seawater, purify wastewater, and generate green hydrogen, offering a decentralized solution for energy and water needs.

The startup develops a regenerable filter made from red mud for advanced wastewater treatment, specifically designed to remove ionic and organic pollutants with minimal energy consumption. This technology enables wastewater treatment plants to reduce waste and operational costs while enhancing their environmental sustainability.

ALVATECH develops eco-friendly water treatment technology and agricultural sensors that enhance irrigation efficiency and improve soil health for farmers. Their solutions increase crop resilience, reduce water usage, and promote sustainable farming practices, ultimately leading to higher yields and lower carbon footprints.

The startup develops sustainable energy-neutral technology that extracts clean water from the air using low-temperature heat, which can be powered by renewable sources like waste heat and solar thermal collectors. This technology addresses water scarcity and reduces reliance on existing infrastructure and plastic waste in various industries.

Molymem develops functional 2D material membranes that enhance water permeance and selectively reject pollutants, addressing the need for cleaner water in municipal and industrial applications. Their technology reduces the environmental impact of wastewater treatment and maximizes water reuse across various sectors, including pharmaceuticals and mining.

Stockholm Water Technology utilizes patented electro-capacitive technology to remove charged contaminants from water without chemicals or membranes, making it effective for heavy metal purification and nutrient reduction. Their systems operate autonomously with remote monitoring, reducing maintenance costs while ensuring compliance with water quality standards for industries and municipalities.

uvoji designs and manufactures LED UV-C disinfection systems for water and surfaces, effectively eliminating bacteria and viruses without the use of chemicals. Their technology provides safe drinking water and sanitized surfaces, addressing the critical need for hygiene in both residential and commercial settings.

TAPP Water provides a 5-stage nanofiltration system that removes over 100 contaminants from tap water, including chlorine, microplastics, and heavy metals, ensuring safe and great-tasting drinking water. The company aims to eliminate reliance on bottled water by offering an affordable and eco-friendly solution that significantly reduces plastic waste and costs associated with bottled alternatives.