Top 50 Desalination Technology - Late Stage

This startup develops low-cost handheld seawater desalination devices for humanitarian and marine applications, providing a reliable source of potable water in areas facing freshwater scarcity. Additionally, the company offers grid-scale energy storage and clean electricity solutions, enhancing energy accessibility while promoting sustainability.

ACWA Power develops and operates a diverse portfolio of power generation facilities, focusing on renewable energy sources such as solar and wind. The company addresses the need for sustainable energy solutions by providing reliable electricity while reducing carbon emissions in the power sector.

Aquaria develops atmospheric water generators that extract, filter, and purify moisture from the air to provide a reliable source of clean water. This technology addresses water scarcity and contamination issues, offering scalable solutions for homes, businesses, and communities facing water stress.

RePG Energy utilizes patented technology to generate electricity and potable water from latent heat and waste heat sources, employing principles of osmosis and diffusion without the need for turbines or generators. This system addresses energy inefficiency and water scarcity by enabling decentralized energy production and water generation in residential, industrial, and mobile applications.

Lilac Solutions has developed a patented ion exchange technology that extracts lithium from brines with ultra-low freshwater usage and high tolerance for impurities, eliminating the need for evaporation ponds. This technology enables lithium producers to efficiently access and process lithium from diverse brine sources, addressing the industry's demand for sustainable and cost-effective extraction methods.

Tidal Vision manufactures chitosan-based biomolecular solutions using its proprietary Chitofining™ Process and Zale Technology™ to address water treatment and agricultural challenges. Their products enhance efficiency and reduce environmental impact by providing high-concentration, zero-waste alternatives to traditional chemical solutions.

Commercializes a Hybrid Direct Air Capture (HDAC) system that captures CO2 and harvests water from ambient air using only electricity and solid sorbents, eliminating the need for water and heat. This approach reduces energy consumption and operational costs, enabling deployment in water-scarce regions while producing water as a byproduct. The HDAC system offers the lowest Levelized Cost of Capture in the direct air capture market.

Allonnia develops biotechnological solutions to remediate emerging contaminants such as PFAS and 1,4-dioxane using proprietary microbial systems and innovative separation technologies. Their methods enable the detoxification of contaminated water, aiming to treat over 600 billion gallons by 2040 while enhancing sustainable practices in the metals and mining industries.

The startup operates a land-based salmon farming company utilizing recirculating aquaculture system (RAS) technology to produce and process salmon in a sustainable manner. This approach minimizes environmental impact while providing fresh, nutrient-rich salmon to the seafood sector, addressing concerns over ocean ecosystem degradation and biodiversity loss.

Panthalassa harnesses oceanic energy through advanced marine technology to generate low-cost, renewable power for offshore computing and sustainable fuel production. This approach addresses the global demand for clean energy while utilizing the ocean's vast renewable resources.

EnergyX utilizes patented Direct Lithium Extraction technologies to efficiently convert brine into high-purity lithium products, addressing the global supply shortage of this critical resource. The company's advancements in lithium refining and battery innovation support the growing demand for sustainable energy storage solutions in electric vehicles and renewable energy systems.

Moleaer develops industrial-scale nanobubble systems that enhance oxygen transfer rates in water treatment and agricultural processes, improving chemical reactions and water quality. Their technology enables more efficient irrigation and aquaculture by increasing dissolved oxygen levels, which promotes plant health and reduces operational costs.

Summit Nanotech utilizes patented direct lithium extraction technology to efficiently extract high-purity lithium from brine, significantly reducing production time from 18 months to just one day. This process addresses the increasing global demand for lithium in electric vehicle batteries while minimizing environmental impact by reinjecting lithium-depleted brine back into the source.

The startup has developed a cooling technology that submerges servers in a proprietary dielectric fluid, which provides significantly higher cooling capacity than air while consuming half the power of traditional air-cooled systems. This approach enhances energy efficiency and protects equipment from overheating in data center environments.

Outset Medical is a medical technology company that has developed a portable dialysis system designed to enhance patient comfort and accessibility. This technology addresses the challenges of traditional dialysis by enabling patients to receive treatment in various settings, thereby improving their quality of life and reducing the burden on healthcare facilities.

Bevi develops a smart water dispenser that connects to a building's water supply, providing customizable still and sparkling beverages using a specialized carbon filtration system. This technology eliminates the need for single-use plastic bottles and cans, saving an average of 50,000 containers annually per machine while offering a healthier hydration option with zero- and low-calorie flavors.

air up utilizes Scentaste™ technology to transform plain water into flavored beverages by infusing it with natural aromas from flavor pods, allowing users to experience taste through scent without added sugars or calories. This approach addresses the challenge of hydration by making water more enjoyable and accessible, reducing reliance on sugary drinks.

The startup operates land-based aquaculture farms utilizing a recirculating aquaculture system (RAS) that integrates a hybrid flow-through mechanism, supplying fresh seawater from on-site boreholes. This approach enables the sustainable production of salmon in optimal conditions, minimizing handling and eliminating the need for harmful chemicals.

This startup manufactures climate technology products that utilize advanced carbon capture and energy efficiency systems to reduce greenhouse gas emissions. By providing measurable solutions, the company enables clients to meet their sustainability targets and contribute to global climate initiatives.

Elicit Plant develops phytosterol-based solutions that enhance crop resilience to drought by improving water management and reducing consumption by 20%. Their technology enables maize, wheat, and sunflower crops to maintain yields during water shortages, addressing the challenges posed by climate change and water scarcity.

280 Earth manufactures Direct Air Capture (DAC) systems that extract CO2 from the atmosphere, addressing the excess carbon levels that have risen from 280 to 425 parts per million since industrialization. Their facility in The Dalles, Oregon, is designed to capture over 20,000 tons of CO2 annually, contributing to long-term climate improvement and sustainable carbon removal solutions.

Hysata develops hydrogen electrolyzers that utilize advanced membrane technology to efficiently convert water into green hydrogen, addressing the reliance on fossil fuels for energy. Their electrolyzers aim to lower production costs and increase the scalability of green hydrogen, facilitating a transition to sustainable energy sources.

Deep Green operates a data center that utilizes decarbonized data furnace technology to capture and repurpose waste heat generated from high-performance computing and artificial intelligence workloads. This process provides free heat to public spaces and industries, significantly reducing energy consumption by 60% compared to conventional data centers while achieving carbon neutrality, including Scope 3 emissions.

The startup develops an artificial intelligence-based leak detection and auto-shutoff system that identifies and stops water leaks at their source. This technology prevents water damage from leaks and broken pipes, enabling organizations to conserve water and reduce carbon emissions associated with water waste.

Blue World Technologies manufactures methanol fuel cells that provide a green alternative to combustion engines and diesel generators, specifically targeting hard-to-abate sectors like maritime and heavy-duty transportation. Their technology enables fuel savings of 20-30% and up to 100% CO2 recovery, facilitating a cost-effective transition to renewable energy sources.

The startup develops solar thermal energy plants that utilize advanced solar heat collection technology to generate reliable heat for industrial applications. By providing a sustainable alternative to fossil fuels, their infrastructure helps businesses lower energy costs and reduce carbon emissions.

N-Drip has developed a gravity-powered micro-irrigation system that utilizes existing field infrastructure to deliver precise irrigation without the need for pumps or filters. This technology significantly reduces water usage in agriculture, addressing the inefficiencies of traditional flood irrigation, which wastes up to 70% of water resources.

Finnforel cultivates rainbow trout using a land-based Recirculating Aquaculture System (RAS), eliminating environmental pollution from traditional sea farming. By integrating processing and packaging near consumers, they deliver exceptionally fresh trout year-round while minimizing food waste and logistical impact.

GeoPura utilizes renewable energy sources, such as solar and wind, to produce green hydrogen through water electrolysis, enabling the generation and distribution of zero-emission electricity. This technology provides a sustainable alternative to fossil fuels, facilitating the decarbonization of various industries and helping organizations achieve their net-zero targets.

Dispatch Energy offers comprehensive distributed energy solutions, including solar PV, battery storage, and EV charging infrastructure. They manage the entire project lifecycle, from strategy and design to financing, construction, and operations, enabling businesses to optimize energy production and achieve decarbonization goals.

This startup manufactures refillable aluminum bottles designed to replace single-use plastic bottles, offering still, sparkling, and alkaline water. By providing a sustainable and durable alternative, the company aims to reduce plastic waste and promote environmentally responsible consumption.

Masdar develops and operates renewable energy projects utilizing solar, wind, energy storage, and geothermal technologies. The company provides sustainable energy solutions to reduce reliance on fossil fuels and lower greenhouse gas emissions.

HY2GEN AG develops and operates plants that produce renewable hydrogen and hydrogen-based e-fuels using water electrolysis and advanced synthesis technologies. The company addresses the need for decarbonization in hard-to-abate sectors by providing zero-emission energy carriers for industry, transport, and power generation.

Alsym Energy develops non-lithium, inherently non-flammable batteries that utilize a water-based electrolyte for stationary storage, maritime shipping, and electric vehicles. Their technology provides a low-cost, high-performance energy storage solution with flexible discharge durations, addressing safety concerns and inefficiencies associated with traditional lithium-ion batteries.

The startup provides energy storage services that convert intermittent renewable energy into high-temperature heat stored in molten salt, facilitating large-scale decarbonization of power and heat generation. This technology enhances the integration of sustainable energy into the energy system, addressing the challenge of energy supply variability.

Samsara Eco utilizes a proprietary recycling technology that transforms plastic waste into high-quality, 100% recycled plastics, enabling infinite reuse without the need for virgin materials. This approach addresses the critical issue of plastic pollution by significantly increasing recycling rates and reducing reliance on fossil fuels in plastic manufacturing.

RWDC Industries produces Solon®, a biodegradable polymer derived from polyhydroxyalkanoate (PHA) that serves as a drop-in replacement for petroleum-based plastics in various applications, including food packaging and coatings. This technology addresses the environmental impact of plastic pollution by providing a fully biodegradable solution that decomposes into harmless substances in natural conditions.

Mura Technology employs a proprietary chemical recycling process to convert plastic waste into its original monomers, facilitating the production of new plastics without relying on virgin materials. This method significantly reduces plastic waste in landfills and decreases the carbon emissions associated with conventional plastic manufacturing.

Flux Marine designs and manufactures electric marine propulsion systems that enhance performance and efficiency for recreational boating. By partnering with leading hull manufacturers, they provide a sustainable alternative to traditional gas-powered engines, improving the overall boating experience while reducing environmental impact.

Battolyser Systems produces a flexible electrolyser with integrated battery capacity that generates 100 green hydrogen by utilizing low-cost renewable energy and instantly switching between hydrogen production and electricity discharge. This technology addresses the challenge of high Levelized Cost of Hydrogen LCOH by enabling hydrogen production only when electricity prices are favorable, while also allowing for revenue generation through electricity trading.

This startup provides treatment processes for natural gas and produced water in the oil and gas industry, utilizing automated control and data collection technologies for H2S gas, acid gas, and produced water treatment. Their systems enable firms to meet environmental regulations while minimizing human intervention and enhancing the reusability of water resources.

H2Pro develops a decoupled, membraneless electrolysis method for green hydrogen production, significantly reducing costs and enhancing operational flexibility. This technology addresses the need for affordable, scalable green hydrogen to support renewable energy integration and achieve net-zero emissions.

ICE Thermal Harvesting develops technology to generate electricity from waste heat, converting unused thermal energy into a clean power source. Their systems capture and convert waste heat from industrial processes or other sources, providing a zero-emission power solution.

Reverion develops reversible, carbon-negative power plants utilizing patented biogas technology to generate renewable energy with zero CO2 emissions. Their small-scale power generation systems enhance efficiency and store excess renewable energy, contributing to a fully renewable energy supply.

Ohmium manufactures proton exchange membrane (PEM) electrolyzers that convert water and renewable energy into high-purity green hydrogen, addressing the need for sustainable energy solutions across various industries. Their modular systems enable scalable hydrogen production, enhancing operational efficiency and supporting decarbonization efforts in power, transportation, and industrial applications.

The startup utilizes pyrolysis technology to convert mixed stream plastics into a single output, facilitating the production of new products from plastic waste. This process not only reduces plastic waste but also generates clean, renewable energy from organic waste, enabling commercial and industrial customers to lower carbon emissions while maintaining operational reliability and cost control.

This startup produces wine and spirits by synthesizing flavor, aroma, and color molecules from plants and animals, eliminating the need for grapes, yeast, and fermentation. By using significantly less water, the company offers a sustainable alternative to traditional winemaking, addressing the environmental impact of grape cultivation.

NuScale Power has developed a small modular reactor (SMR) designed for efficient electrical generation and thermal applications. This technology provides a scalable and reliable energy solution to meet the growing demand for low-carbon power sources.

This startup provides staff-assisted home hemodialysis services tailored for elderly patients, utilizing registered nurses, dieticians, and social workers to deliver coordinated care. By minimizing transportation needs and reducing hospital readmissions, the company lowers overall healthcare costs while improving patient outcomes.

This startup provides fully financed solar energy systems, offering project development, engineering, procurement, construction, and financing services tailored for the Gulf Cooperation Council region. By delivering solar solutions at discounted rates compared to utility prices, the company enables commercial energy users to achieve immediate cost savings without any upfront investment.